Experimental research on asphalt concrete impervious core wall for Yele hydropower station
![impervious core造句 impervious core造句](https://i2.zwzsz.com/1ee5c2852c02d5/5bbd8d/1ee4d59021/5bbd8ddd7c5b98.jpg)
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.