multiple response type

用法例句

Application of compound dry coal preparation in Fuli Mine;

复合式干法选煤在富力矿的应用

The practice application situation of compound dry coal preparation is introduced Sulfur content of NO 10 coal seam reach 4 2% Sulfur content can be reduced through dry coal preparation At the same time, a better economic benefit can be gained.

介绍了复合式干法选煤技术在曹村矿实际应用情况。