常見例句

雙語例句

• This paper conducts a systematic experimental investigation into the effect of the number and configuration of nozzles on bottom-hole cleaning and makes a detailed theoretical analysis of the results.
  本文對三牙輪鉆頭下的噴咀數(shù)量、組合對井底凈化的影響作了系統(tǒng)的實驗研究和理論分析。
返回 bottom-hole cleaning