用earthwork balance造句子，“earthwork balance”造句
来源：国语帮 2.21W
Abstract: : this article with the water conservancy project for example expounds the earthwork balanced deployment principle, namely, the minimum balance should dig fill.
Solving the smallest transportation question of excavation and fill actually is a question of earthwork balance adjustment.
Assessment on saving energy and reducing pollutants discharge for earthwork balance of water and soil conservation plan
