coal mining

用法例句

Application of flooding forecasting system to coal mining under sea;

水情监测预警系统在海下采煤中的应用

Research on safety mining boundary of coal mining above limestone with pressurized water in Gaokeng Mine Field;

高坑井田承压水上采煤安全开采边界的研究

Affection analysis of coal mining drainage for regional water resources: taking coal mining area of upper reaches of Yangwu river valley as example;

采煤排水对区域水资源的影响——以山西阳武河流域上游煤矿区为例

1 opencut coal seam in Huolinhe Coal Mine are complicated,coal mining needs to choose and peeling not only needs to punching explode but also to broken to abandon.

霍林河一号露天矿煤层赋存条件复杂,采煤需要选采,剥离须穿孔爆破破碎排弃,为了简化采煤、剥离工作面作业环节,降低运营成本,对露天采矿机工艺在霍林河一号露天矿采煤及剥离工程中应用的可行性进行研究。

The stores condition of Huolinhe first opencut coal seam is complicated,coal mining needs to choose and peeling needs not only to punching explode but also to broken to abandon.

霍林河一号露天矿煤层赋存条件复杂,采煤需要选采,剥离需穿孔爆破,破碎排弃,为了简化采煤、剥离工作面作业环节,降低运营成本,对露天采矿机工艺在霍林河一号露天矿采煤及剥离工程中应用的可行性进行研究。

The composite influence of mining of caving face 109,caving face 103 and the small coal mine on the Tanghong Highway s deformation is analyzed with FEM.

分析表明,109工作面引起的开采沉陷对公路安全运营虽有一定影响,但影响不大,可以进行公路和村庄下采煤,109工作面的开采可以保证公路的正常运营及村庄建筑物的安全使用。

Optimization method of mining coal under Liangjia Village in Xinfa mine filed;

新发井田梁家村下采煤的优化方法

2‰,the relativeheight is 76lm and the mountain s1ope is 25°-35°, There are over 40 shafts r mining coal inthe gully and coal bed is in the Baiguowan Group of.

这场泥石流主要是沟内的大量采煤弃碴等松散碎屑物质在暴雨的激发下形成的。

It leads to four problems which are water resource breakage, mine ground distortion and land resource and vegetation resource breakage in exploitation sink area, mine "three wastes" and soil degeneration caused by mining coal.

以多年来山西采煤破坏生态环境状况的调查成果为基础,采用山西省环保局、水利厅、国土资源厅等部门研究出的开采吨煤的生态环境经济损失系数,对山西采煤造成的生态环境损害进行了初步评估,并对今后若干年(至2020年)采煤对生态环境的损害进行了初步预测。

Study on adaptability of safety and high efficient mining method in Erdusi Area;

鄂尔多斯地区安全高效采煤方法的适应性研究

Study again on the mining method of deeply inclined angle coal seam in Huainan mine area;

淮南矿区大倾角煤层采煤方法再探

To improve mining method for ensuring the sustainable development of rural mines;

改革采煤方法确保乡镇煤矿可持续发展

Crawley midget miner

克劳雷薄煤层采煤机

Analszing the Influence on the Mass Rate of Coal From the Parameters of Screw Dram of Shearer

采煤机滚筒参数对采煤出块率的影响

Application of Saw Mining at No.43004 Coal Face in Dongfeng Coal Mine

锯式采煤法在东风煤矿43004采煤工作面的应用

On Thin Coal Mining and Application of Plow Coal Technology

我国薄煤层开采及刨煤机采煤技术的应用

The Influence of Seam Occurrence on Fully Mechanized Top Coal Caving

煤层赋存状态对综采放顶煤采煤法的影响

rill cut and fill method

倾斜分层充填采煤法

Formerly the coal was dug with picks and spades.

从前用镐和铁锹采煤。

They extract coal from seams

他们从矿层中采煤。

a front - page feature on coalmining

有关采煤的头版特写

Application of MG400/940-WD Type Shearer

MG400/940-WD型采煤机的应用

Study on Spontaneous Combustion Risk of Mining Coal Seam Gob in DuErPing Coalmine

杜儿坪煤矿主采煤层采空区自燃危险性研究

Idea on combined coal mining technology with multi coal shearers for longwall coal mining face

长壁工作面多采煤机联合采煤工艺的构想

Determination of Ventilation Way at Coal Face with Longwall Mining Method

长壁采煤法采煤工作面通风方式的确定

A research and application of automated fully mechanized longwall mining technique for use in low coal seams

薄煤层综采自动化采煤工艺技术研究与应用

Scientific and reasonable determination of salary per ton coal mined for coal mining teams at coal mines;

煤矿采煤区队吨煤工资单价科学合理的确定

Research on Equipments Coordination for Shearer in Soft Coal Thin Seam with Hard Roof

硬顶软煤薄煤层滚筒采煤机设备配套研究

Sampling of coal in seam

GB482-1995煤层煤样采取方法

Research and Application of Full-mechanized Caving Mining with High Mining Height in Huaibei Mining Area

淮北矿区大采高综采放顶煤开采技术