leakage-proof meaning in English

避漏
防漏

The application of grouting leakage - proof technique in leakage and seepage treatment for tunnel
注浆堵漏法整治地道渗漏水
The leakage - proof ringy cement wall and its function and woring mechanism are introduced . and its technological characteristics and economy are analyzed
摘要系统地介绍了环式水泥土防渗墙及其作用机理，着重介绍了环式水泥土防渗墙的特点，并对其工艺特点、经济性进行了阐述和分析。
The process and equipment for the production of pvc calendering products were introduced as well as the applicaiton of pvc calendering products in food storage film , fogging - resistance greenhouse film , spraying advertising cloth , water bed film , leakage - proof geomembrane , packaging film , floor leather , artificial leather , kang covering leather and antibacterial plastic products
介绍了pvc压延制品生产工艺及设备及其在粮食储藏膜、无滴大棚膜、喷绘广告布、水床膜、防渗土工膜、包装膜、地板革、人造革、炕布革、塑料抗菌制品等方面的应用。