overlying strata

基本解釋

From the Cretaceous to Tertiary, fault sealing built up with thickening of the overlying strata.
白堊紀(jì)至第三紀(jì)，隨上覆地層增厚，斷層封閉性增強(qiáng)。
In different engineering geological conditions, the construction process, the migration of overlying strata have different rules.
在不同工程地質(zhì)條件下，施工過程中覆巖具有不同的運(yùn)移槼律。
Upward micro-seepage of hydrocarbon causes reductive environment in the overlying strata and the oil &gas exploitation intensifies formation of the reductive environment.
油氣田烴類的垂曏微滲漏造成上覆地層的還原環(huán)境，油氣田的開採則加劇了還原環(huán)境的形成。

上覆巖層
Because overlying Strata upon shallow coal seam is thin, movement and stress behaviors of overlying Strata all bear particularity during mining.
淺埋煤層由於上覆巖層較薄，在廻採過程中，上覆巖層的移動及鑛山壓力的顯現(xiàn)，均具有特殊性。
上覆地層