core operation
常見例句
- It is used to treat well accident and used to be on the way test in drilling and coring operation.
它適用于井下事故處理，也使用于鉆井和取心的中途測試。 - It is used to treat well bottom accident and used to be on -the -way test in drilling and coring operation.
它適用于井下事故處理，也適用于鉆井和取芯的中途測試。 - Diamond core bit is preferred for coring operation in terms of the special requirements of scientific drilling.
根據(jù)科學鉆探對巖心的特殊要求，認為金剛石取心鉆頭是科學深鉆取心鉆進較理想的選擇。 返回 core operation