seepyadj.漏水的；透气的seepv.渗出；渗漏n.渗漏；小泉；水坑seepage appreciation渗漏评价seepage control wall防渗墙seepage field of gas瓦斯渗流场seep carbonate crust冷泉碳酸盐岩seepage interception渗流截断seepage flow control渗流控制seepage and solution渗漏溶蚀seepage of reservoir水库渗漏seepage proof design防渗设计seepage in rock mass岩体渗流

1. Backwashing is one of the methods to maintain a filter bed clean.
   反冲洗是保持滤床清洁的方法之一。