例句與造句

1. Failure situations on bearing bushes from october of 1999 to the two units are generalized , the main causes are divided into four classes : bearing bushes with low quality , overproof on dynamic balance , bad crapping to bearing bushes , and bad fluid oil
   通過對(duì)該廠1999年10月投產(chǎn)以來的兩臺(tái)離心鼓風(fēng)機(jī)的軸瓦失效情況進(jìn)行的統(tǒng)計(jì)，將造成軸瓦失效的主要原因分成4類，即：軸瓦質(zhì)量差、轉(zhuǎn)子動(dòng)平衡超標(biāo)、研刮不良以及潤(rùn)滑油油質(zhì)不佳等。
2. It's difficult to find fluid oil in a sentence. 用fluid oil造句挺難的