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某些开式齿轮装置,例如注油小齿轮或特别设计的循环系统等。
Some type gear device, such as oil or special design of small gear circulatory system, etc.
youdao
-
某些开式齿轮装置,例如注油小齿轮或特别设计的循环系统等。
Some type gear device, such as oil or special design of small gear circulatory system, etc.
youdao