rock improvement的意思|示意

The method of discharging of waste soil and rock and of the soil improvement of the reclamation land at discharged area out of the...

根据覆土的理化性质和矿区实际情况，提出了复垦土地的土壤改良方法。

Expounded support key problems of soft rock actual mining roadway and probed into the support pattern along with improvement support methods for mining roadway.

阐述了软岩层回采巷道支护的关键问题，对不同岩性的回采巷道支护方法及改进方向进行了初步探索。

The calculation result is safer by considering the improvement of rock rigidity under confining pressure, but the improvement can not make up the loss of rock rigidity caused by immersion.

由于考虑了围压对岩石刚度有提高的影响，非线性计算结果更安全一些，但这不足以弥补砾岩因泡水降低弹模带来的影响。