left hand screw

常见例句

雙語例句

• The medical orthopaedics left-hand tap solves the tapping problem of the left-hand screw.
  本實用新型 解決了左鏇螺絲釘的攻絲問題。
  ip.com
• The conventions of electricity generating, electricity receiving, left-hand screw and right-hand screw.
  引入了發電慣例、收電慣例、左螺慣例、右螺慣例等概唸。
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