The surface is the relatively thin covering of soil and unconsolidated rock waste.

浮土是由土壤和未固结岩屑组成的比较薄的覆盖层.

辞典例句

Unconsolidated rock road is one type of more difficult supporting roads in coal mining.

松散围岩巷道是煤矿生产中较难支护的巷道类型之一.

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Purpose To calculate the cementation factor of unconsolidated rock of heavy oil reservoir.

目的计算稠油油藏疏松岩石的胶结指数.

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