cut-off wall of semi-closure type的意思|示意
美 / /
英 / /
半封闭式防渗墙
cut-off wall of semi-closure type的网络常见释义
半封闭防渗墙 ... cut-off wall of closure type 全封闭防渗墙 concrete for cut-off wall 齿墙砼 cut-off wall of semi-closure type 半封闭防渗墙 ...