pre-support

 
[p'ri?s?p'??t]     [p'ri?s?p'??t]    
  • 超前支護

pre-support的用法和樣例:

例句

  1. The advance support of intake and return aircourse needs a lot of plate girders in the comprehensive mechanized coal mining face.
    綜采工作面的進(jìn)回風(fēng)巷超前支護要用很多板梁。

pre-support的相關(guān)資料:

臨近單詞

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