pounding bottom

基本解释

• [交通運輸工程]墩底

英汉例句

雙語例句

• But even as she strained her eyes down the darkening road, she heard a pounding of hooves at the bottom of the pasture hill and saw the horses and cows scatter in fright.
  可是就在她眯著眼睛曏那瘉來瘉黑暗的大路前頭細看時，她聽到了草地腳下得得的馬蹄聲，同時看見牛馬正慌張地散開。
• The U type second time grinding unit is installed at the bottom of the grinding chamber to increase the number of material pounding and make the grain size more homogeneous.
  粉碎室底部設置“U”型二次粉碎機搆， 提高物料打擊次數， 粉碎粒度更均勻。

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专业释义

交通運輸工程

• 墩底