feed rod

 
  • 分配桿,進給桿,進刀桿,光桿

feed rod的用法和樣例:

例句

  1. The new assembly can make the joint of the polished rod pass through, therefore can meet the need of new oil production technology.
    這種密封盒可以使比光桿桿體直徑大得多的光桿接頭通過,能滿足新的採油工藝需要。
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