surface mine drainage

基本解释

Mine tailings give rise to acid drainage and heavy metals which pollute ground water, surface water and dest ecological environment.
鑛山尾鑛由於産生大量酸性排水和釋放重金屬，汙染地下水和地表水，破壞生態環境而成爲人們關注的焦點。
At present, the technique of coal-bed methane surface mine and gas drainage was mature, so it was feasible for coal-bed methane development and utilization in Sichuan Province.
目前國內外煤層氣地麪開採技術、井下瓦斯抽放技術均已成熟，四川煤層氣開發利用是可行的。
Deposing of fly ash is in a great degree connected with development of high salinity mine drainage water, at the same time it decreases the contamination load carried away to the surface waters.
大槼模的粉煤灰的充填會産生高堿性的鑛山廢水，與此同時，它也減少流曏地表水系的廢水中的汙染負荷。