以下为句子列表:
英文: By changing the tube into D shape (semicircle), the pallet can fully contact with the tubes (re. picture 2), the cooling speed can be shortened by the contact surface increased.
中文: 如果把管子的形状改成D形(半圆形),托盘在管子上的接触为平面接触(如图2所示),接触面积比圆管大大增加,热量以最快的速度从托盘传至排管并由管内的冷剂蒸汽带走。
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英文: The cooling in gradient method was applied, the uneven cooling speed was avoided.
中文: 通过工艺改进,采用自上而下的梯度式降温方式,避免了降温速度不均匀的问题。
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英文: Its morphology varies with the cooling speed and its empiric formula can be written as(Ni, Fe)_W_C approximateiy.
中文: 化学组成式可近似写成(Ni,Fe)_W _C; 其形貌随着冷却速度大小而变化。
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