亚洲国产精品视频中文字幕,毛片亚洲AV无码精品国产午夜,亚洲国产精品色婷婷,国产综合日韩精品第16页

單詞乎

dead center

dead center是什么意思、dead center怎么讀

dead center漢語翻譯

【機(jī)】 固定頂尖, 死頂針

dead center英語解釋

名詞 dead center:

  1. the position of a crank when it is in line with the connecting rod and not exerting torque
    同義詞:dead centre

dead center例句

  1. The dead center, being a stationary bearing point, must be lubricated.
    由于是固定的支承點(diǎn),死頂尖必須潤滑。
0
糾錯(cuò)