{"id":17088,"date":"2026-06-12T02:38:03","date_gmt":"2026-06-12T02:38:03","guid":{"rendered":"https:\/\/www.dgcrane.com\/?p=17088"},"modified":"2026-06-15T05:46:38","modified_gmt":"2026-06-15T05:46:38","slug":"crane-sheave-minimum-diameter-calculator","status":"publish","type":"post","link":"https:\/\/www.dgcrane.com\/el\/crane-sheave-minimum-diameter-calculator\/","title":{"rendered":"\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae\u03c2 \u03b5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1\u03c2 \u03b3\u03b5\u03c1\u03b1\u03bd\u03bf\u03cd"},"content":{"rendered":"<div id=\"calculator\">\n    <style>\n        #calculator {\n            --primary-color: #0a3487;\n            --primary-hover: #F58423;\n            --error-color: #e53935;\n            --bg-color: #EAEEF7;\n            --text-color: #4a4a4a;\n            max-width: 545px;\n            padding: 30px;\n            background-color: var(--bg-color);\n            color: var(--text-color);\n            font-family: Arial, sans-serif;\n            box-sizing: border-box;\n        }\n\n        #calculator .calc-title {\n            font-size: 18px;\n            margin: 0 0 20px 0;\n            text-align: center;\n            font-weight: 600;\n        }\n\n        #calculator .calc-row {\n            margin-bottom: 18px;\n        }\n\n        #calculator label {\n            display: block;\n            font-size: 14px;\n            margin-bottom: 6px;\n        }\n\n        #calculator input,\n        #calculator select {\n            width: 100%;\n            height: 36px;\n            padding: 0 10px;\n            border: 1px solid #ccc;\n            border-radius: 0;\n            font-size: 16px;\n            box-sizing: border-box;\n            transition: border 0.2s ease;\n            background: #fff;\n        }\n\n        #calculator input:focus,\n        #calculator select:focus {\n            outline: none;\n            border: 2px solid var(--primary-color);\n        }\n\n        #calculator .input-error {\n            border: 2px solid var(--error-color) !important;\n        }\n\n        #calculator .error-msg {\n            display: none;\n            font-size: 12px;\n            color: var(--error-color);\n            margin-top: 4px;\n        }\n\n        #calculator .error-msg.show {\n            display: block;\n        }\n\n        #calculator .btn-group {\n            display: flex;\n            gap: 10px;\n            margin: 20px 0;\n        }\n\n        #calculator button {\n            flex: 1;\n            height: 34px;\n            line-height: 34px;\n            border: none;\n            border-radius: 0;\n            font-size: 14px;\n            cursor: pointer;\n            transition: background-color 0.2s ease;\n            background-color: var(--primary-color);\n            color: #fff;\n        }\n\n        #calculator button:hover {\n            background-color: var(--primary-hover);\n        }\n\n        #calculator .result-wrap {\n            margin-top: 20px;\n            padding: 12px;\n            border: 1px solid #ccc;\n            background: #fff;\n        }\n\n        #calculator .result-text {\n            font-size: 16px;\n            line-height: 26px;\n            min-height: 40px;\n        }\n\n        #calculator .result-group {\n            margin: 8px 0;\n            padding: 6px 0;\n            border-bottom: 1px dashed #eee;\n        }\n\n        #calculator .result-group:last-child {\n            border-bottom: none;\n        }\n\n        @media (max-width: 768px) {\n            #calculator input,\n            #calculator select {\n                height: 0.7rem;\n                font-size: 0.28rem;\n            }\n            #calculator label,\n            #calculator button,\n            #calculator .result-text {\n                font-size: 0.28rem;\n            }\n            #calculator .btn-group {\n                flex-direction: column;\n            }\n            #calculator button {\n                width: 100%;\n                height: 0.7rem;\n                line-height: 0.7rem;\n            }\n        }\n    <\/style>\n\n    <h3 class=\"calc-title\">\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae\u03c2 \u03b5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1\u03c2 \u03b3\u03b5\u03c1\u03b1\u03bd\u03bf\u03cd<\/h3>\n\n    <!-- Crane Type -->\n    <div class=\"calc-row\">\n        <label for=\"calculator-craneType\">\u03a4\u03cd\u03c0\u03bf\u03c2 \u03b3\u03b5\u03c1\u03b1\u03bd\u03bf\u03cd<\/label>\n        <select id=\"calculator-craneType\">\n            <option value=\"normal\">\u03a5\u03c0\u03b5\u03c1\u03c5\u03c8\u03c9\u03bc\u03ad\u03bd\u03bf\u03b9 \u03b3\u03b5\u03c1\u03b1\u03bd\u03bf\u03af<\/option>\n            <option value=\"normal\">\u0393\u03b5\u03c1\u03b1\u03bd\u03bf\u03af \u03c0\u03cd\u03bb\u03b7\u03c2 \u03ae \u03b7\u03bc\u03b9-\u03c0\u03cd\u03bb\u03b7\u03c2<\/option>\n            <option value=\"normal\">\u0393\u03b5\u03c1\u03b1\u03bd\u03bf\u03af \u03bc\u03b5 \u03c0\u03cd\u03bb\u03b7 \u03ae \u03b7\u03bc\u03b9-\u03c0\u03cd\u03bb\u03b7<\/option>\n            <option value=\"normal\">\u0393\u03b5\u03c1\u03b1\u03bd\u03bf\u03af \u03bc\u03b5 \u03c0\u03c1\u03cc\u03b2\u03bf\u03bb\u03bf (\u03bc\u03b5 \u03c3\u03c4\u03cd\u03bb\u03bf, \u03bc\u03b5 \u03c6\u03bb\u03cc\u03ba\u03bf, \u03bc\u03b5 \u03c4\u03bf\u03af\u03c7\u03bf \u03ae \u03bc\u03b5 \u03c0\u03b5\u03b6\u03bf\u03cd\u03c2)<\/option>\n            <option value=\"mobile\">\u039a\u03b9\u03bd\u03b7\u03c4\u03cc\u03c2 \u03b3\u03b5\u03c1\u03b1\u03bd\u03cc\u03c2<\/option>\n        <\/select>\n    <\/div>\n\n    <!-- Normal Crane Area -->\n    <div id=\"calculator-normalWrap\">\n        <div class=\"calc-row\">\n            <label for=\"calculator-normalDuty\">\u039a\u03b1\u03c4\u03b7\u03b3\u03bf\u03c1\u03af\u03b1 \u039b\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 (ISO 4301-1)<\/label>\n            <select id=\"calculator-normalDuty\">\n                <option value=\"M1\">\u039c1<\/option>\n                <option value=\"M2\">\u039c2<\/option>\n                <option value=\"M3\">\u039c3<\/option>\n                <option value=\"M4\">\u039c4<\/option>\n                <option value=\"M5\">\u039c5<\/option>\n                <option value=\"M6\">\u039c6<\/option>\n                <option value=\"M7\">\u039c7<\/option>\n                <option value=\"M8\">\u039c8<\/option>\n            <\/select>\n        <\/div>\n        <div class=\"calc-row\">\n            <label for=\"calculator-normalType\">\u039a\u03b1\u03c4\u03b7\u03b3\u03bf\u03c1\u03af\u03b1 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1\u03c2<\/label>\n            <select id=\"calculator-normalType\">\n                <option value=\"main\">\u039a\u03cd\u03c1\u03b9\u03b1 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 (h\u2082)<\/option>\n                <option value=\"balance\">\u03a4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1 \u03b9\u03c3\u03bf\u03c1\u03c1\u03bf\u03c0\u03af\u03b1\u03c2 (h\u2083)<\/option>\n            <\/select>\n        <\/div>\n    <\/div>\n\n    <!-- Mobile Crane Area -->\n    <div id=\"calculator-mobileWrap\" style=\"display: none;\">\n        <div class=\"calc-row\">\n            <label for=\"calculator-mobileCat\">\u039a\u03b1\u03c4\u03b7\u03b3\u03bf\u03c1\u03af\u03b1 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1\u03c2<\/label>\n            <select id=\"calculator-mobileCat\">\n                <option value=\"h2\">\u039a\u03cd\u03c1\u03b9\u03b1 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 (h\u2082)<\/option>\n                <option value=\"h3\">\u03a4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1 \u03b9\u03c3\u03bf\u03c1\u03c1\u03bf\u03c0\u03af\u03b1\u03c2 (h\u2083)<\/option>\n            <\/select>\n        <\/div>\n        <div class=\"calc-row\">\n            <label for=\"calculator-mobileSelect\">\u03a4\u03cd\u03c0\u03bf\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03c3\u03bc\u03bf\u03cd<\/label>\n            <select id=\"calculator-mobileSelect\">\n                <option value=\"lift\">\u0391\u03bd\u03c5\u03c8\u03c9\u03c4\u03b9\u03ba\u03cc \u039c\u03b7\u03c7\u03b1\u03bd\u03b9\u03c3\u03bc\u03cc<\/option>\n                <option value=\"jib\">\u039c\u03b7\u03c7\u03b1\u03bd\u03b9\u03c3\u03bc\u03cc\u03c2 Jib \/ Luffing<\/option>\n                <option value=\"telescope\">\u039c\u03b7\u03c7\u03b1\u03bd\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c4\u03b7\u03bb\u03b5\u03c3\u03ba\u03bf\u03c0\u03af\u03bf\u03c5<\/option>\n            <\/select>\n        <\/div>\n        <div class=\"calc-row\">\n            <label for=\"calculator-ropeType\">\u03a4\u03cd\u03c0\u03bf\u03c2 \u03c3\u03c7\u03bf\u03b9\u03bd\u03b9\u03bf\u03cd<\/label>\n            <select id=\"calculator-ropeType\">\n                <option value=\"std\">\u03a4\u03c5\u03c0\u03b9\u03ba\u03cc \u03c3\u03c7\u03bf\u03b9\u03bd\u03af<\/option>\n                <option value=\"anti\">\u0391\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03cc \u03c3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03c3\u03c7\u03bf\u03b9\u03bd\u03af<\/option>\n            <\/select>\n        <\/div>\n    <\/div>\n\n    <!-- Rope Strand Coefficient t -->\n    <div class=\"calc-row\">\n        <label for=\"calculator-ropeT\">\u03a3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae\u03c2 \u03ba\u03bb\u03ce\u03bd\u03bf\u03c5 \u03c3\u03c7\u03bf\u03b9\u03bd\u03b9\u03bf\u03cd (t)<\/label>\n        <select id=\"calculator-ropeT\">\n            <option value=\"1.25\">3 \u039a\u03bb\u03ce\u03bd\u03bf\u03b9 (t=1,25)<\/option>\n            <option value=\"1.15\">4~5 \u039a\u03bb\u03ce\u03bd\u03bf\u03b9 (t=1,15)<\/option>\n            <option value=\"1.00\">6~10 \u03ba\u03bb\u03ce\u03bd\u03bf\u03b9 (t=1,00)<\/option>\n            <option value=\"0.95\">8~10 \u03ba\u03bb\u03ce\u03bd\u03bf\u03b9 \u03b3\u03b5\u03bc\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03b9 \u03bc\u03b5 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc (t=0,95)<\/option>\n            <option value=\"1.00\">10+ \u039d\u03ae\u03bc\u03b1\u03c4\u03b1 \u0391\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03ac \u03c3\u03c4\u03b7\u03bd \u03a0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae (t=1,00)<\/option>\n        <\/select>\n    <\/div>\n\n    <!-- Wire Rope Diameter d -->\n    <div class=\"calc-row\">\n        <label for=\"calculator-ropeD\">\u0394\u03b9\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf\u03c2 \u03c3\u03c5\u03c1\u03bc\u03b1\u03c4\u03cc\u03c3\u03c7\u03bf\u03b9\u03bd\u03bf\u03c5 d (mm)<\/label>\n        <input type=\"number\" id=\"calculator-ropeD\" placeholder=\"\u0395\u03b9\u03c3\u03b1\u03b3\u03ac\u03b3\u03b5\u03c4\u03b5 \u03b4\u03b9\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf\">\n        <div class=\"error-msg\" id=\"calculator-dErr\">\u03a0\u03b1\u03c1\u03b1\u03ba\u03b1\u03bb\u03ce \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03c4\u03b5 \u03ad\u03b3\u03ba\u03c5\u03c1\u03b7 \u03b4\u03b9\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf &gt; 0<\/div>\n    <\/div>\n\n    <!-- Buttons -->\n    <div class=\"btn-group\">\n        <button id=\"calculator-btnCalc\">\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03c9<\/button>\n        <button id=\"calculator-btnReset\">\u0395\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac<\/button>\n    <\/div>\n\n    <!-- Result -->\n    <div class=\"result-wrap\">\n        <div class=\"result-text\" id=\"calculator-resultBox\">\u03a4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03b8\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03b9\u03c3\u03c4\u03b5\u03af \u03b5\u03b4\u03ce<\/div>\n    <\/div>\n\n    <script>\n        (function() {\n            const craneType = document.getElementById('calculator-craneType');\n            const normalWrap = document.getElementById('calculator-normalWrap');\n            const mobileWrap = document.getElementById('calculator-mobileWrap');\n            const normalDuty = document.getElementById('calculator-normalDuty');\n            const normalSheaveType = document.getElementById('calculator-normalType');\n            const mobileCat = document.getElementById('calculator-mobileCat');\n            const mobileSelect = document.getElementById('calculator-mobileSelect');\n            const ropeType = document.getElementById('calculator-ropeType');\n            const ropeT = document.getElementById('calculator-ropeT');\n            const ropeD = document.getElementById('calculator-ropeD');\n            const btnCalc = document.getElementById('calculator-btnCalc');\n            const btnReset = document.getElementById('calculator-btnReset');\n            const resultBox = document.getElementById('calculator-resultBox');\n            const dErr = document.getElementById('calculator-dErr');\n            const PREFERRED_H = 20;\n\n            \/\/ Switch crane type display\n            craneType.addEventListener('change', function() {\n                if (this.value === 'mobile') {\n                    normalWrap.style.display = 'none';\n                    mobileWrap.style.display = 'block';\n                } else {\n                    normalWrap.style.display = 'block';\n                    mobileWrap.style.display = 'none';\n                }\n                resultBox.textContent = 'Result will be displayed here';\n                clearInputError();\n            });\n\n            \/\/ Clear error\n            function clearInputError() {\n                ropeD.classList.remove('input-error');\n                dErr.classList.remove('show');\n            }\n\n            \/\/ Input validation\n            function validateInput() {\n                clearInputError();\n                const dVal = parseFloat(ropeD.value);\n                if (isNaN(dVal) || dVal <= 0) {\n                    ropeD.classList.add('input-error');\n                    dErr.classList.add('show');\n                    return false;\n                }\n                return true;\n            }\n            ropeD.addEventListener('input', validateInput);\n\n            \/\/ Normal crane h value map\n            const normalHMap = {\n                M1: { h2:12.5, h3_min:11.2, h3_opt:12.5 },\n                M2: { h2:14.0, h3_min:12.5, h3_opt:14.0 },\n                M3: { h2:16.0, h3_min:14.0, h3_opt:16.0 },\n                M4: { h2:18.0, h3_min:16.0, h3_opt:18.0 },\n                M5: { h2:20.0, h3_min:18.0, h3_opt:20.0 },\n                M6: { h2:22.4, h3_min:20.0, h3_opt:22.4 },\n                M7: { h2:25.0, h3_min:22.4, h3_opt:25.0 },\n                M8: { h2:28.0, h3_min:25.0, h3_opt:28.0 }\n            };\n\n            \/\/ Mobile crane standard h value map\n            const mobileHMap = {\n                h2: {\n                    lift: { std:18, anti:18 },\n                    jib: { std:16, anti:16 },\n                    telescope: { std:14, anti:14 }\n                },\n                h3: {\n                    lift: { std:14, anti:18 },\n                    jib: { std:12.5, anti:16 },\n                    telescope: { std:10, anti:10 }\n                }\n            };\n\n            \/\/ Calculate\n            btnCalc.addEventListener('click', function() {\n                resultBox.innerHTML = '';\n                if (!validateInput()) return;\n                const t = parseFloat(ropeT.value);\n                const d = parseFloat(ropeD.value);\n                const craneCat = craneType.value;\n                let html = '';\n\n                \/\/ Non-mobile crane\n                if (craneCat === 'normal') {\n                    const dutyKey = normalDuty.value;\n                    const sheaveCat = normalSheaveType.value;\n                    const hData = normalHMap[dutyKey];\n                    if (sheaveCat === 'main') {\n                        const D2 = (hData.h2 * t * d).toFixed(2);\n                        html = `<div class=\"result-group\">Main Working Sheave Minimum Diameter D\u2082 \u2265 ${D2} mm<\/div>`;\n                    } else {\n                        const D3_min = (hData.h3_min * t * d).toFixed(2);\n                        const D3_opt = (hData.h3_opt * t * d).toFixed(2);\n                        html = `\n                            <div class=\"result-group\">\n                                <strong>Balance Sheave Minimum Required:<\/strong><br>\n                                D\u2083 \u2265 ${D3_min} mm\n                            <\/div>\n                            <div class=\"result-group\">\n                                <strong>Balance Sheave Preferred Value:<\/strong><br>\n                                D\u2083 \u2265 ${D3_opt} mm\n                            <\/div>\n                        `;\n                    }\n                }\n                \/\/ Mobile crane\n                else {\n                    const sCat = mobileCat.value;\n                    const mech = mobileSelect.value;\n                    const rType = ropeType.value;\n                    const minH = mobileHMap[sCat][mech][rType];\n                    const isAnti = rType === 'anti';\n\n                    const minD = (minH * t * d).toFixed(2);\n                    const preferredD = (PREFERRED_H * t * d).toFixed(2);\n\n                    if (!isAnti) {\n                        html = `<div class=\"result-group\">Minimum Required Value: D \u2265 ${minD} mm<\/div>`;\n                    } else {\n                        html = `\n                            <div class=\"result-group\">\n                                <strong>Minimum Required Value:<\/strong><br>\n                                D \u2265 ${minD} mm\n                            <\/div>\n                            <div class=\"result-group\">\n                                <strong>Preferred Minimum Value (Recommended):<\/strong><br>\n                                D \u2265 ${preferredD} mm\n                            <\/div>\n                        `;\n                    }\n                }\n                resultBox.innerHTML = html;\n            });\n\n            \/\/ Reset\n            btnReset.addEventListener('click', function() {\n                craneType.selectedIndex = 0;\n                normalDuty.selectedIndex = 0;\n                normalSheaveType.selectedIndex = 0;\n                mobileCat.selectedIndex = 0;\n                mobileSelect.selectedIndex = 0;\n                ropeType.selectedIndex = 0;\n                ropeT.selectedIndex = 0;\n                ropeD.value = '';\n                resultBox.textContent = 'Result will be displayed here';\n                normalWrap.style.display = 'block';\n                mobileWrap.style.display = 'none';\n                clearInputError();\n            });\n        })();\n    <\/script>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae\u03c2 \u03b5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1\u03c2 \u03b3\u03b5\u03c1\u03b1\u03bd\u03bf\u03cd <br>\u03a4\u03cd\u03c0\u03bf\u03c2<\/h2>\n\n\n\n<p>\u03c1\u03b5<sub>2<\/sub>\u2265\u03ce<sub>2<\/sub>\u00d7t\u00d7d<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03c1\u03b5<sub>2<\/sub>\u0395\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03b7 \u03b4\u03b9\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf\u03c2 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5 \u03b2\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c4\u03c1\u03bf\u03c7\u03b1\u03bb\u03af\u03b1\u03c2<\/li>\n\n\n\n<li>\u03b7<sub>2<\/sub>: \u03a3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae\u03c2 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\u03b1\u03ba\u03c4\u03b9\u03bd\u03b9\u03ba\u03ae\u03c2 \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03c3\u03c4\u03bf \u03c3\u03c5\u03c1\u03bc\u03b1\u03c4\u03cc\u03c3\u03c7\u03bf\u03b9\u03bd\u03bf \u03c3\u03c4\u03b9\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ad\u03c2 \u03b5\u03b9\u03c3\u03cc\u03b4\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03b5\u03be\u03cc\u03b4\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03c3\u03c7\u03bf\u03b9\u03bd\u03b9\u03bf\u03cd.<\/li>\n\n\n\n<li>\u0393\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b9\u03bd\u03b7\u03c4\u03bf\u03cd\u03c2 \u03b3\u03b5\u03c1\u03b1\u03bd\u03bf\u03cd\u03c2, \u03bf\u03b9 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03b9 \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03b1 \u03cc\u03c4\u03b1\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 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