drill string

常見例句

雙語例句

• The riser’s inner hollow core (a pipe within a pipe) is reserved for the drill string.
  立管內(nèi)部核心是空心的（管中管），留給鉆柱使用。
• The crew attaches new lengths of pipe one by one from the top until the “drill string” is long enough to hit the seafloor.
  船員們從這根鋼管的頂部，一根一根地裝上更多管道，直到這根“鉆柱”足夠長(zhǎng)，能碰到海底。
• The drill string of ERW is taken as research object, the dynamic problem is brought forward during making hole, and the mechanics model about each dynamic action is established.
  以大位移井鉆柱的部分或整體為研究對(duì)象，提出了鉆井各種動(dòng)態(tài)問題，建立了鉆柱的各種動(dòng)態(tài)行為的力學(xué)模型。

權(quán)威例句

• The new pipe will be placed right next to the small section of abandoned pipe where the drill string got stuck.
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• Imagine manipulating a drill string that long in such a small hole.
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• As the drill progresses through the rock and sand below the seabed, the pressure of the mud in the drill string must be kept within a limited range.
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