常見例句雙語例句Microhardness was measured by means of a microhardness tester and abrasive wear resistance was tested by ML-100 wear testing machine.利用顯微硬度計(jì)、ML-100磨料磨損試驗(yàn)機(jī)考察非光滑表面的硬度及耐磨性。By means of the rod-tubing abrasive wear testing machine, the effect of the well temperature and radial load on the abrasive wear rate of the commonly-used rod and tubing materials is investigated.鑒于此，通過油井管桿磨蝕試驗(yàn)機(jī)，探討了油井溫度、徑向載荷等因素對(duì)常用管桿材料磨蝕率的影響。 返回 abrasive wear testing machine