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- subsidence of coal mining 煤矿开采塌陷区
- The subsidence is one form of coal mine secondary of the geological calamity. 摘要采煤塌陷为煤矿山次生的地质灾害形式之一。
- The discovery of coal mine in the area enriched the people there. 这个地区煤矿的发现使得那里的人民富裕起来了。
- The mining subsidence mechanism of metal mine with fractured blocky rock mass is different from that of coal mine with layered rock mass. 摘要金属矿山多为裂隙发育的块状岩体，因而开采引起的地表沉陷机制不同于层状地层的煤矿。
- Surface subsidence and the discharge of refuse, wastewater and waste gas constitute the main impact of coal mining on the environment. 煤炭开采过程中对环境的主要影响有地表塌陷破坏和废石、废水、废气的排放。
- He tried to regularize the management of coal mines. 他试图将煤矿的管理系统化。
- There used to be a lot of coal mines here, usedn't there? 这儿从前有过很多的煤矿,对吗?
- This paper gives a numerical method of coal mine hoist jour. 文章给出了矿井提升机行程的数字检测方法和提高行程检测系统可靠性的有效方法。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- The actuality of monitoring system of coal mine in china is introduced. 介绍了我国煤矿监控系统的现状,并由此提出了一种基于电力线通信的煤矿综合监控系统。
- To guide and administer qualification certification of coal mine directors. 指导和管理煤矿矿长资格证颁发工作。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- Article 30 Coal mining enterprises shall exercise strict supervision,inspection and control of coal product quality. 第三十条煤矿企业应当加强煤炭产品质量的监督检查和管理。
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- Article 30 Coal mining enterprises shall exercise strict supervision, inspection and control of coal product quality. 第三十条 煤矿企业应当加强煤炭产品质量的监督检查和管理。
- Strip-partial mining has an abroad application as an important method of coal mining under buildings. 条带开采是作为"三下"采煤的主要技术措施,在我国有很广泛的应用。
- The country is short of known deposits of coal. 这个国家缺少已知的煤矿矿床。
