鉆井繩 的英文怎麼說
中文拼音 [zhēnjǐngshéng]
鉆井繩
英文
well drilling rope-
Abstract : the drilling wire rope of a rig ' s hoisting system suddenly brokeduring drilling process, cause serious damage of equipment
文摘:鉆機提升系統的鉆井鋼絲繩在油田鉆井過程中突然斷裂,造成設備頓鉆事故。Slip 6 meters of the drilling line
滑移鉆井大繩6米
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