常見(jiàn)例句The paper analyzed the geological and hydrological features of Jvye coal field, discussed the relative merits of various mineshaft construction method at surface-soil section in use. 分析了巨野煤田地質(zhì)、水文特點(diǎn),討論了表土段井筒施工的各種現(xiàn)有方法的優(yōu)缺點(diǎn)。The flooding of a mineshaft in central China's Henan province Friday was the latest in a string of environmental and industrial disasters that have highlighted the country's infrastructure problems. 中國(guó)的環(huán)保及工業(yè)災(zāi)難頻傳,中部河南省星期五的鑛井透水事件衹是再添一例而已,這突顯中國(guó)基礎(chǔ)建設(shè)出現(xiàn)重大的問(wèn)題。Analysis of Air-flow Reversing Genesis in Mineshaft and Control Measures 井筒反風(fēng)成因分析及控制The horizontal arrangement of floor type frictional sheave mineshaft bunton 落地式摩擦輪井筒罐道梁臥放佈置Air-cooling Technology in the Construction of Mineshaft Threatened by Heat 受熱害威脇鑛井井筒施工降溫技術(shù)Keywords mineshaft;cnti-well driller;accumulative level;basic rock section; 鑛井;反井鑽機(jī);沖積層;基巖段; 返回 mineshaft