常見例句雙語例句The mine exploitation contributes 16% to the concentration as a secondary dust source.礦山開采二次塵的濃度貢獻占16%;Prevention of mine water are basic jo bs of mine exploitation, and there are more and more important significances for sustainable development of coal industry.礦山防治水工作是礦山開發(fā)的基礎性工作,對煤炭工業(yè)的可持續(xù)性發(fā)展有越來越重要的意義。The area of mine exploitation and outer dump or digging are large in steppe, which destroyed many grassland resources and also formed lots of new soil and water losses.草原區(qū)的煤炭開采,大量的挖損和排土場巖土排棄占地面積大,人為堆墊的松散堆積物形成再塑地貌,破壞大面積草場原地貌環(huán)境,是新生水土流失的源地。 返回 mine exploitation