1.
The Study on Design of Coal Mine Tunnel Water Source Heat Pump System
煤矿坑道水水源热泵供热空调工程设计研究
2.
horizontal underground passage in a mine
（矿坑中的）水平巷道.
3.
ventilation shaft through which air leaves a mine.
煤矿上用来排除空气的一个坑道。
4.
ZYW-1200 Full Hydraulic Tunnel Drilling Rig in Coal Mines
ZYW-1200型煤矿用全液压坑道钻机
5.
Research on Development and Extension at-130m Level in Dongkengzi Coal Mine
东坑仔煤矿-130m水平开拓延深研究
6.
Groundwater Dynamic Research and the Water Quantity Prediction on the Yutianbao Coal Mine
鱼田堡煤矿矿坑水动态分析及涌水量预测
7.
The feasibility of advanced detection using DC three-electrode method in coal-mine tunnel
煤矿坑道直流三极法超前探测的可行性
8.
They built a tunnel to drain water out of the mines.
他们造了一条隧道以排出矿坑的水。
9.
surveyor's level
(矿坑)测量水准器
10.
Research on Coal Layers at Shuijingkeng Mine of Datian County, Fujian Province and Structural Coal Control Law;
福建省大田县水井坑矿区含煤地层及构造控煤规律研究
11.
A passage or gallery in a coal mine.
通道煤矿中的通道或水平巷道
12.
ventilation and drainage of exploratory tunnel
坑探勘探坑道通风排水
13.
He was covered from head to toe in coal dust, like a miner coming up from the pit.
他从头到脚全是煤灰，就象一个矿工刚从坑道里出来一样。
14.
An excavation in the earth from which ore or minerals can be extracted.
矿，矿井采掘矿石或矿物的地下坑道
15.
The main level of a mine.
主坑道矿井的主要位置
16.
Simulation and Analysis of the Volume of Gushing Water in Complex Karst Mining Regions and Tunnels--Take the Orebody of Ferrous Manganese Ore Ⅱ in Dao County of Hunan as an Example
复杂岩溶矿区矿坑涌水量模拟与分析——以湖南道县铁锰矿Ⅱ矿体为例
17.
The basin acidification affected by AMD:A case study in Xingren county,Guizhou,China
酸性矿坑废水对流域酸化的影响——以贵州兴仁县典型废弃煤矿区小流域为例(英文)
18.
Detection of Leaking Velocity in Colliery Underpass on Left Side of Zhanghe Reservoir
漳河水库左岸煤矿地下透水通道流速探测