Sentence examples for mining face from inspiring English sources

The calculation example is taken from the prototype of a protective layer mining face of one coal mine that has a 2 m high low-methane coal seam.

It is affected by azimuth of mining face advance in the range of 91° 180° as well as the one-side vicinity of goaf in the examined region.

Based on the geological conditions, the 205 coal mining face of the 2nd coal seam in Yian coal mine was selected for this research.

To sum up, the direction of mining face advance as well as the goaf situation in the vicinity of the mining panel have the most influence on the total energy of tremors.

The direction of mining face advance as well as the goaf situation in the vicinity of the mining panel are of the greatest interest in the case of the seismic activity in LGOM.

The azimuth of mining face advance in the range of 91° 180°, the one-side vicinity of goaf as well as the thickness of a dolomite-limestone layer in the roof determine the number of tremors.

Besides operations in Appalachia, Foundation has mines in Wyoming, where surface mining faces less resistance.

Evaluations of engineering practice are carried through with hydrogeological data of six mining faces in China.

Moreover, in mining panels difficult geological and mining conditions often occur disturbing the continuous advance of mining faces.

Finally, the paper puts forward the understandings, development prospects and key challenges of task-driven data mining facing.

However, stationary pipelines are not capable for dealing with the rapidly changing configuration of the mining faces and topography.