rock stratification

基本解釋

Based on theory of composite rock beam, a function and a formula for stratification plane gliding was deducted.
根據(jù)復(fù)合巖梁理論，推出了開采沉陷中層面滑移函數(shù)和層面滑移判斷式。
According to the problems above, the waste rock fill mining method with the upward slitting stratification is put forward.
針對(duì)上述主要問題，提出采用上向分條分層廢石充填采礦法。
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Most rock roof of roadway is sediment rock, so its intensity is low, the stratification is a common rock mass structure in coal mines.
煤巷頂板多數(shù)是巖體強(qiáng)度較低的沉積巖，層狀巖體結(jié)構(gòu)是沉積巖的主要特征之一。