gravelly soil造句怎么写

Application of gravelly soil to the impervious core of the dam for Xijinghe Reservoir

Due to its natural conditions, the local gravelly soil was used as the impervious core of the dam for Xijinghe Reservoir in Yunnan Province.

There are gravelly soil distributed grain diameter widely in Jiangjia Ravine, the mechanical behavior of gravelly soil is important for initiation of debris-flows.

Water runs through the gravelly soil very quickly.

The characteristics of gravelly soil are understood entirely and the construction method and experience are found out through construction.