Raw coal washability curves provide essential basic data for management and design of coal preparation plants.
原煤可选性曲线是选煤厂管理和设计的必不可少的基础资料。
Jigging as one of the most widely used coal cleaning methods is now applied in around 60 percent of the coal preparation plants in China.
跳汰选煤是被广泛采用的选煤方法之一，我国约有60%的选煤厂采用跳汰选煤。
The screw pressure filter is a kind of dewatering machine for coal slime. It is mainly used in coal preparation plants, underground sumps etc.
螺旋压滤机是一种煤泥脱水处理设备，主要用于洗煤厂、井下水仓等地。
The paper puts forward a new watering regime of jigging process. It makes coal preparation plants with flotation shops adoptable to direct flotation.
本文给出的新的跳汰流程用水制度将会使所有设有浮选的选煤厂能采用直接浮选工艺。
In big cities (especially Beijing, in preparation for the Olympics), coal-fired heating and power plants are having to be modified to run on natural gas.
在大城市(尤其是北京，为奥运会做准备)，烧煤供热和电厂正被改造使用天然气。
In big cities (especially Beijing, in preparation for the Olympics), coal-fired heating and power plants are having to be modified to run on natural gas.
在大城市(尤其是北京，为奥运会做准备)，烧煤供热和电厂正被改造使用天然气。
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