no-leakage meaning in English

无漏泄

This series pumps are suitable to transfer solid and particle dielectric with burning , explosion and toxin as well as other no - leakage and no - allowing sealing & polluted medium
该系列泵适宜于输送不含固体颗粒的易燃、易爆、有毒的介质和其它要求无泄漏及不允许密封污染的介质。
Three . compared with the same kind of products from other factories , our products have the advantages of no - leakage , no - blockage , no need to install blow pipe , easy maintenance , etc
三、与其它模具厂同类产品不同之处：能达到排气不漏粉、不堵塞、不需安装吹气管，维修方便等特点。