shallow hole

 
  • 淺孔

shallow hole的用法和樣例:

例句

  1. By the analysis of forces, the design principle for indexable drills for shallow holes is put forward.
    通過(guò)對力的分析,提出了可轉位淺孔鉆的設計原則。
  2. As a result,the short hole shrinkage method with flat bottom structure was employed to mine the stope firstly,then stoping ore pillar by medium length hole caving method.
    后溝金礦采用平底結構淺孔留礦法先采礦房,后用中深孔崩落法回采礦柱,經(jīng)兩年多的生產(chǎn)實(shí)踐,取得較好的技術(shù)經(jīng)濟指標。
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