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计算题:150×150mm2方坯结晶器铜管上口尺寸153.6×153.6mm2,下口尺寸152.3×152.3mm2,长度为800mm,求结晶器倒锥度。

答案

参考答案:

ε=[(152.3×152.3-153.6×153.6)/(152.3×152.3×0.8)]×100%

=-2.14%/m

结晶器锥度为-2.14%/m。

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