填、挖方量
Amount of fill and excavation
填挖方结合段
a joint section with filling and cutting
填挖方量
Amount of filling and cutting
填挖方平衡
filling and excavating counterpoise
爆破开挖方法
Options of blasting excavation
减小船挖方量
diminution of gold dredger’s excavation cubage
零填挖
zero filling and excavating