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大家在查： TSUBATA Escola 31千克 apadesa knouted knouting morphostructure SOGA Shantou City 德雅

层岩层

层岩层

层岩层

层岩层

1

The violent active area of the main key stratum is the area where the high magnitude rock bursts of take place .

主关键层岩层的剧烈活动是冲击矿压发生的集中区域，而且震级也高；

2

The main key stratum that is made up of the hard stratum covering over the coal seam has a great influence on rock burst .

煤层上覆坚硬厚层岩层组成的主关键层对冲击矿压的发生具有强烈的影响。

3

There are the wide alternant distribution of basalt and diatomite in the basin and highland in ShengXian . The layers are nearly flat .

在嵊县丘陵地区范围内，广泛发育有交替分布的玄武岩和硅藻土层，岩层倾角平缓。

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