常見例句雙語例句It is used to treat well accident and used to be on the way test in drilling and coring operation.它適用於井下事故処理，也使用於鑽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.它適用於井下事故処理，也適用於鑽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(xué)鑽探對巖心的特殊要求，認爲(wèi)金剛石取心鑽頭是科學(xué)深鑽取心鑽進較理想的選擇。 返回 core operation