The filter for underground extracting liquid can also be used for the suction filtration of underground water in a hydrology well. 该过滤器还可用于水文水井中地下水的抽滤。
This paper introduces the status of research on deep treatment of injection water and experimental study on application of ceramic filtration unit in deep treatment of injection water and underground water. 介绍了油田注水深度处理研究现状和陶瓷膜过滤装置在油田采油水和地下井水深度处理上的试验研究情况。
The antimony deposits in northern Guangxi is clastic rock-quartz vein type deposit mainly occur in Precambrian weakly metamorphosed fine clastic rocks, genetically related with filtration of underground hot water. 桂北隆起区锑矿主要为产于前寒武纪浅变质细碎屑岩中的碎裂岩&石英脉型锑矿床,其成因与地下热水渗滤作用有关。
Research on Geotextile Used for Anti-Floating and Filtration Structure of Underground Construction 土工织物用于地下建筑物抗浮反滤构造形式的研究