stabbing board

名词 n.
中文释义

英文释义

名词 n.
  1. A temporary platform erected in a derrick on which a derrickhand stands to run in casing.
    — The derrickman releases the "stabbing board", a pivoting plank like a diving board, then walks out to the very end and, wearing a safety harness called a "belly buster", leans out at a horrific angle to make sure the pipe is lined up straight.

词形变化

stabbing boards plural
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