常見(jiàn)例句

雙語(yǔ)例句

• An adjustable-speed four-ball machine was used to test the steel ball wear spot diameter variation laws under different load conditions and rotational speeds.
  利用可調(diào)速四球機(jī)測(cè)試血液在不同轉(zhuǎn)速及不同載荷條件下鋼球平均磨痕直逕的變化槼律。
返回 ball diameter variation