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- ABSTRACT:The coal mine hoisting technique is in the mine pit transportation pharynx and larynx equipment, is communicates about the mine pit. 煤矿提升设备是矿井运输中的咽喉设备,是沟通矿井上下的纽带。
- The gangue rocky mountain is the mine pit production system constituent,is simultaneously also the coal mine characteristic solid reject source of pollution. 矸石山是矿井生产系统的组成部分,同时又是煤矿特征固体废弃物污染源。
- Taking Hegang coal mine as an example, this paper states the damages of mine pit water discharge, analyzes the cause of the water discharge and presents recommendations of prevention and cure measures. 本文以鹤岗煤田为例,阐述了矿坑涌水的危害,分析了矿坑涌水的原因,并提出防治建议。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- The paper deals with the pollution to rivulet,river,and reservoir of acid waste water in the mining pits and oxidation-leaching waste water of gangue in the coal mines. 阐述湖南部分生产煤矿、未封闭老窑酸性矿坑水和矸石氧化淋滤水对溪、河、水库等地表水体污染特征,分析煤矿开采酸性矿坑水和矸石氧化淋滤水的形成机理、处理现状,提出了防治措施及建议。
- The mine pit caved in, and the workers escaped via the air vent. 矿井里发生了塌方,工人们都从通风口里逃生了。
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- We decided to open out a coal mine near the city. 我们决定在城市附近开发一煤矿。
- A worker employed inside a pit in various industrial operations,as in a coal mine. 矿工被雇在不同工业作业区的矿井内工作的人,如煤矿工人
- The coal mine was closed down due to exhaustion. 这煤矿因矿源枯竭而关闭了。
- They are developing a new coal mine. 他们在开发新煤矿。
- They sold the coal mine at a profit. 他们把煤矿卖掉赚了钱。
- China Geological Coal Mine Corp. 中国地方煤矿总公司。
- The Long-Gu mine pit development construction fast will impel economy develop of Long-Gu town powerfully. 龙固矿井的开发建设将为龙固镇经济的快速发展起到强有力地推动作用。
- Coal Gas Factory of Datong Coal Mine Gro. 大同煤矿集团有限责任公司煤气厂。
- A passage or gallery in a coal mine. 通道煤矿中的通道或水平巷道
- My grandfather used to work in a coal mine. 我祖父曾在煤矿工作过。
- The difficult fault which the hydraulic tows the shearer is always appear that the mine pit production process to tow and some times does not tow. 液压牵引采煤机在矿井生产过程中容易出现时牵时不牵的疑难故障,原因查找困难,处理时间长。