coal gangue sand 中文意思是什麼
coal gangue sand
解釋
煤矸石砂-
The effects of different drawing interval and top - coal fragmental size on flow character of coal - gangue and sand, and on mixed degree of coal and gangue were analyzed during drawing top - coal
分析了不同放煤步距、頂煤塊度對放煤過程中煤矸砂流動形態、混矸程度的影響。 -
On the basis of research of various physical characteristics of coal gangue, fly ash, aeolian sand, through contrast experiment, we chose this new reinforce material
在對煤矸石、粉煤灰和風積砂土的各項物理力學特性進行試驗研究的基礎上,通過對比試驗選擇了可供工程應用的新型固化劑。
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