underwater filling concrete

同义词释义

1)underwater filling concrete,水下灌注混凝土2)underwater concrete construction,水下灌注混凝土施工3)under-water concreting by tremie method,导管法水下灌注混凝土4)telescoping-type tremie,套筒式水下灌注混凝土导管5)underwater,水下6)Underwater targets,水下目标