坝基帷幕灌浆
heavy curtain grouting of large-delta base
垂直帷幕灌浆
vertical curtain grouting
防渗帷幕灌浆
Anti-seepage Curtain Grouting
高压帷幕灌浆
high-pressure curtain grouting
减渗帷幕灌浆
seepage reducing curtain grouting
墙下帷幕灌浆
curtain grouting under walls
帷幕灌浆试验孔
curtain grouting test hole
坝基帷幕
Curtain Grouting in Dam Foundation
帷幕法排水
ring curtain wall and dewatering
帷幕灌桨技术
curtain grouting technology