At the same time, theory analyses thick soil layer shallow seam structure, considers that it can not use voussoir beam theory to compute the force of supports.
同时,理论研究认为砌体梁理论不完全适用于计算地表为厚土层浅埋煤层顶板结构的支架载荷。
参考来源 - 不等厚土层薄基岩浅埋煤层覆岩移动规律及支护阻力确定·2,447,543篇论文数据，部分数据来源于NoteExpress
Under stratum condition of thick soil layer, we can study it as random medium and use probability integral method to estimate surface movement.
在厚松散层地层结构条件下，可将其视为随机介质，采用概率积分法预计地表移动变形。
The regularity and parameter of surface movement aroused by mining under thick soil layer and thin base rock have its obvious characteristic and regularity.
厚松散层薄基岩下开采引起的地表移动规律及地表移动参数，有其明显的自身特点和规律。
The thick illuvial horizon in the 8th paleosol layer indicates the repeated soil-forming processes and climate changes.
第8层古土壤特殊的厚层淀积代表了气候的多次变化和多个成壤期。
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