詞語：drill-bar
drill-bar的意思
boring rod drill-bar drilling rod drill pipe drill rod drill stem 鑽桿;self-drill grouted anchor bar 自鑽式注漿錨桿;Rock drilling equipment--Hollow drill steels in bar form 鑿巖釬桿用中空鋼;
drill-bar的參考例句
1.Notes:Our drill collars are made from selected bar of alloysteel 4145H. The stress-relief groove on it can be provided according to customer's requirement. 註：我廠生產的各型鑽鋌，均選用優質合金鋼4145H，視各用戶需要可增加應力分散槽。
2.It is shown in tests that the waterjet-aided drill is running smoothly at the waterjet pressure of 1000-1400 bar and the bit rotation -speed of 300-400 rpm. 試驗結果表明，該機及其鑽頭能在水射流壓力為1000～1400巴、鑽頭轉速為300～400轉/分的情況下正常工作。
3.The formation and evolution on the system of bar-lagoon coast of Huojiang Bay are discussed by using drill data and comparison of old sea map with new sea map. 本文根據鑽孔資料及歷史海圖對比，對粵東後江灣沙壩-瀉湖海岸系統的形成和發展過程進行了初步探討，在此基礎上，分析了該系統近代演變的動力作用及泥沙運動。