Petroleum and natural gas industries - field inspection of new casing , tubing and plain - end drill pipe 石油和天然气工业.新套管管和平端钻管的现场检验
This pressure must be under control , and we control it by means of the mud which we circulate down the drill pipe 这种压力必须加以控制,而且我们控制压力的方法是把泥浆灌注到钻管中去。
They lowered nets , dredges , bathythermographs , still cameras , water bottles , coring pipes , and current meters 他们沉降下去网、挖掘机、深海温度测量器、静态照相机、水瓶、以及取心钻管和测流计。
Petroleum and natural gas industries - field inspection of new casing , tubing and plain - end drill pipe iso 15463 : 2003 ; english version en iso 15463 : 2003 石油和天然气工业.新套管管和平端钻管的现场检验