gangue coal gangue coal refuses
Coal gangue is the largest source of industrial solid waste in China.
煤矸石是我国最大的工业固体废物源。
—— 给力词典精选Coal waste is tailings of coal concentration of coal - winning industry.
煤矸石是采煤业选煤的尾矿。
—— 给力词典精选The gangue jet cement is mainly used in shotcrete.
煤矸石喷射水泥主要用于喷射混凝土。
—— 给力词典精选This machine produces all kinds of hollow brick with coal adhesion soil.
该机适用于煤矸石、页岩、粉煤灰以及粘土等原料生产各种空心砖。
—— 给力词典精选The coal is dug, ground subsidence, gangue spontaneous combustion, ecological damage.
煤被挖走了, 地面沉陷了, 煤矸石自燃了, 生态破坏了。
—— 给力词典精选