mine haul 中文意思是什麼
mine haul
解釋
礦井運輸-
Discussion on the dust control of haul road at xinqiao open - pit mine
新橋露天礦運輸公路粉塵治理探討 -
New development of large load - haul - dump equipment of open - pit mine
露天礦大型裝運設備的新發展
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