P:2013-07-09 11:19:04
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根據直流電阻推導電纜截面中的影響因素<div>導體材料的引入系數K1</div><div>單絲拉伸導體變硬電阻增加的引入系數K2</div><div>線芯成纜的引入系數K3</div><div>
</div><div>延伸系數取1.10 填充系數取0.88</div><div>
</div><div>三個系數能取到多大</div><div>
</div><div>計算式為S=P20/R20*K1*K2*K3</div><div>
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</div><div>如此計算的話所引入的系數能計算得出嗎~??</div><div>
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Aramid yarns peripheral reinforcement - 芳綸聚酰胺纖維外圍加強 (0) 投訴