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刺すようなボード

A temporary platform erected in the derrick at an elevation of about 20 to 40 feet above the derrick floor. The derrickman or other crew members work on this board while casing is being run in a well. Derived from the term "to stab" meaning to guide a joint while it is being screwed into another joint or section.

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  • Yoshkim
  •  (V.I.P) 15736 分数
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