常見例句雙語例句Surface subsidence (ground depression) caused by the overuse of ground water.過度抽取地下水引起的地面沉降。Surface subsidence and the discharge of refuse, wastewater and waste gas constitute the main impact of coal mining on the environment.煤炭開采過程中對環(huán)境的主要影響有地表塌陷破壞和廢石、廢水、廢氣的排放。On the basis of probability integration method for flat coal seam, the paper discusses surface subsidence random medium model for mining inclined seams with an angle of a.在水平煤層概率積分法的基礎(chǔ)上，討論了開采傾角為口的傾斜煤層的地表下沉隨機介質(zhì)模型。權(quán)威例句About half of the route is across permafrost, which poses particular challenges because of the danger of subsidence caused by melting at the surface in summer.ECONOMIST: Tibet: High train The 返回 surface subsidence