| 释义 |
oil/gas wells
基本例句
油气井
Brief discussion of the settling gist ofoilgas well accident简议油气井事故处置要则
Keywords Oil gas well;Blasting;Perforation;Cutting;Pressing fracturing;Reshaping;Weld;油气井;爆破;射孔;切割;压裂;整形;焊接;
A metal pipe or tube used as a lining for a water,oil,or gas well.金属套筒用作水井、油井或气井套筒的一根金属管子
An explosive fired in anoilor gas well to begin or increase the flow.井底爆炸器在油井或气井中引爆的爆炸物，用来引起或抬高油或气的流动 |