电动汽车有一个主要的运转部件:马达。
滚圈是回转窑最重要的支承部件,运转中弯曲应力造成的疲劳开裂是其主要失效形式。
Fatigue cracking of a roller is the main failure form due to the alternate bending stress in operation.
一种新型动力机器,用的弹力为动力,使机器连续运转,主要部件是元周轨道和平衡旋转装置。
A novel power machine USES elasticity as power for driving machine to run continuously, whose main parts are circumferential track and equilibrium rotating device.
and if you've never been, don't do this, it's largely because there are these very sensitive moving parts and there are relatively few moving parts left in today's computers.
如果你没做过,不要做这些事情,主要是因为电脑里面有一些很敏感,且高速运转的部件,以及相对不运转的部件。
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