A study of the rod type manual operated vacuum switch (RMVS) is introduced.

介绍了杆式手操作真空负荷开关的研究。

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Oblique rack slippery pieces type manual chuck one high-performance chuck, can meet the high rotational speed and high-accuracy request.

斜齿滑块式手动卡盘是一种高性能的卡盘，可以满足高转速和高精度的要求。

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A new type manual screw driver is provided, which removes operating inconvenience of traditional manual screw drivers and comprises a handgrip and a driver head.

新型手动螺丝刀，主要解决了手动螺丝刀操作使用不方便的问题。

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So if I type "man sleep," this is going to give me the user's manual for a program called sleep, but there's a gotcha and the problem set it makes clear, sleep notice that it says at top left sleep one.

所以如果我键入“man，sleep“，它将,给我一个叫做sleep程序的用户手册，但是这里有个参考信息，它使问题更清晰，请注意它指明在左上角。

哈佛公开课 - 计算机科学课程节选