surface mine drainage
常見例句
- 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(tài)環(huán)境而成爲(wèi)人們關(guān)注的焦點(diǎn)。 - 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(nèi)外煤層氣地麪開採技術(shù)、井下瓦斯抽放技術(shù)均已成熟,四川煤層氣開發(fā)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(shí),它也減少流曏地表水系的廢水中的汙染負(fù)荷。 返回 surface mine drainage