coal transport machine是什么意思

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Limited,the paper researched and developed continuous transport system.

根据晋城煤业集团寺河矿的双巷掘进要求,对连续运煤机进行了配套研制。

Due to the inverse distribution of coal endowment and economic development in China,the optimization of coal flowing channel has been the cruxes of the balance of coal supply and demand.

我国煤炭赋存量与经济发展的逆向分布,使得运煤通道的优化成为平衡煤炭供需矛盾的关键。

The coal dust characteristics of coal trains traveling along the Daqin Railway are studied.

针对大秦铁路运煤列车煤扬尘特点,研制以合成高聚物POL1为基料复配而成的粘结型抑尘剂。