洗选 meaning in Chinese

[矿物学] washing; select by washing; dressing by washing

Cleaning potential of hazardous elements during coal washing
煤中有害元素的洗选洁净潜势
On the present situation and prospect of coal washing techniques
煤炭洗选技术的现状与展望
Study on separating middlings in self - production medium cyclone
自生介质旋流器洗选中煤的尝试
Developing coal cleaning and processing and lifting economic benefit
发展洗选加工提高经济效益
Mining machinery terminology - part 7 : mineral processing equipment
矿山机械术语第7部分:洗选设备

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