goaf的例句大全

The method of gas drainagecoal seam gas drainage , near coal gas drainage , and goaf gas drainage.

瓦斯抽放的方法有本煤层抽放 、 邻近层抽放和采空区抽放.

There are many factors influencing spontaneous combustion in goaf and their relative essentialities are different.

采空区自然发火的影响因素很多,各因素之间的相对重要性不同.

The coal spontaneous combustion in the goaf is one of the main coal disasters.

采空区煤炭自燃火灾一直是我国煤矿的主要灾害之一.

Gas wood road 413 of this mine is through the link-roadway caused by goaf gas discrarging.

该矿413机巷后路瓦斯超限是采空区瓦斯通过联络巷泄漏所致.

The influence of different kinds of goaf air leaking to the spontaneous wall face is analysed.

分析了不同类型的采空区漏风对采空区自燃发火的影响.

And above 90 % spontaneous combustion occurs in goaf.

其中90%以上自然发火发生在采空区.

At present, many open-pit mine face serious threat of underground goaf in pit limit in china.

目前国内有不少露天矿山在生产过程中面临着境界内地下采空区的严重威胁.

The paper first determined the range of Zhongjiashan goaf material-probe method and pit base investigation.

结合物探、坑底调查等方法对钟家山煤矿采煤区的现场勘察,确定采空区的范围.

Numerical Simulation of Residual Subsidence in an Underlying Mining Goaf Area of Capital Construction Site Numerical Analysis of Ground Settlement in Mining Areas Under the Railway

基建场地下伏采空区剩余沉降量的数值模拟矿区铁路下开采引发地基沉陷的数值分析

Water source includes aquiferous layer, river, water-eroded cave, goaf seeper, preferred faults with abundant groundwater.

水源包括含水层、江河、溶洞和采空区积水、洪水倒灌水、富水优势断裂；

Numerical simulation and visual display of air flow pattern in goaf

采空区风流移动规律的数值模拟与可视化显示

Application of determing the caving zone and the water flowing fractured zone in the cover strata of mine goaf by geophysical prospecting methods

地球物理勘探在探测煤矿采空区覆岩两带中的应用