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- Fire risk source of coal mine 煤矿火灾危险源
- 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。
- Analysis and Countermeasure for Lowering Noise from Acoustic Source of Coal Mine 煤矿通风机声源降噪分析及对策
- 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?
- Some certain chanciness are existing in the coal accidents,and inevitabilities which are represent on the risk factors of coal mine system also do. 煤矿事故的发生存在一定的偶然,但其内在也是存在着必然的,此必然就体现到了煤矿系统内部所存在风险因素。
- 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。
- Experts preliminary judge, causing the accident is mainly due to the spontaneous combustion of coal mine caused the fire. 专家初步判断,造成这起事故的主要原因是煤炭自然发火引起井下的火灾事故。
- For as much as two tons of coal is left,we have to find a new source of it. 因为我们就剩下两吨煤了,我们不得不找新煤源。
- That warehouse full of paper is a fire risk. 那间堆满纸的仓库有火灾危险。
- 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。
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- Use of these chemicals may present a fire risk. 使用这些化学品可能有失火的危险。
- For as much as two tons of coal is left, we have to find a new source of it. 因为我们就剩下两吨煤了,我们不得不找新煤源。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- The mined-out area due to underground mining is one of the main risk sources of mines. 地下开采留下的大量采空区是影响矿山安全生产最主要的危险源之一。
- 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。
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- The criteria for acceptable individual risk and social risk firm the risk sources of transportation route for hazmat are provided. 并给出危险品道路运输线风险源的可接受个人风险和社会风险标准;