left hand screw

基本解釋

• 左螺旋；左轉螺釘

英漢例句

雙語例句

• The medical orthopaedics left-hand tap solves the tapping problem of the left-hand screw.
  本實用新型 解決了左旋螺絲釘?shù)墓ソz問題。
  ip.com
• The conventions of electricity generating, electricity receiving, left-hand screw and right-hand screw.
  引入了發(fā)電慣例、收電慣例、左螺慣例、右螺慣例等概念。

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詞組短語

短語

• Left -hand-screw 左旋螺栓
• left -hand d screw drill pipe 左螺旋鉆桿
• right -and-left-hand-screw clip 左右向螺桿夾

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專業(yè)釋義

機械工程

• 左轉螺釘