并在蜗轮蜗杆油现状的基础上提出了值得思索的几个问题。

Based on the actuality of worm gear lubricant, some research topics that are worth thinking are also brought forward.

youdao

并在蜗轮蜗杆油现状的基础上提出了值得思索的几个问题。

Based on the actuality of worm gear lubricant, some research topics that are worth thinking are also brought forward.

youdao