The waste solid, for example, waste rock, slag and fly ash, takes over huge amount of land and causes environment pollution.
排矸石、矿渣、粉煤灰等固体废弃物占用了大量的耕地，并对生态环境造成污染。
The waste solid, for example, waste rock, slag and fly ash, takes over huge amount of land and causes environment pollution.
排矸石、矿渣、粉煤灰等固体废弃物占用了大量的耕地，并对生态环境造成污染。
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