In the present paper, the authors have given the definitions of the overflow drainage hole, escape flow drainage hole, and drainage hole switch.
运用渗流场有限单元法求解固定网格的节点虚流量法和排水孔排水子结构技术,引进溢流型排水孔、逸流型排水孔和排水孔开关器等概念,在水力等效多孔隙介质渗流模型假定的基础上,对三板溪水电站地下厂房洞群围岩渗流场进行了三维计算,给出渗流场水头和引水隧洞衬砌外水压力的分布,论证和分析了各洞室围岩区的渗流场特性,防渗与排水设施渗控方案的合理性及存在的缺点,并提出相应的改进意见。
Test and Analysis on Property of Backwash Water for Filtering Media Used to Supple Water;
给水过滤器反冲洗水浑浊特性的测定与分析
vacuum filter for liquids (excl. water)
液体（水除外）真空过滤器
gas filter drain cock
煤气过滤器放水旋塞
The lake water passed through a new filter before it was piped to the house.
湖水经过新的滤器过滤后通过管道进入室内。
Filter and accessories used for DI water system and air filtration system.
用于超净纯水过滤系统和超净空气过滤系统的过滤器（）品和附件。
filtering machinery and apparatus for beverages other than water
过滤除水以外的饮料用机器及器械
To put or go through a filter.
过滤经过或通过滤器
Master design for meticulous filter of injection well head in oil field;
油田注水井井口精细过滤器滤芯总体设计
A porous, perforated, or sievelike vessel that holds material to be leached.
过滤器一种可渗水的、带孔的筛状器皿，用以盛装将被过滤的物质
a filter in a sink drain; traps debris but passes water.
在下水道中的过滤器；让水通过而把杂质留下。
testing method for water wash removability of air filter oi
空气过滤器油冲水除去试验方法
Macomb strainer
泄水总管上的网状过滤器
Put the coffee in the filter and let the water run through.
把咖啡倒入滤器里让水流过.
a filter to remove impurities from the water supply.
从供应水中清除杂质的过滤器。
We usually clear the water with a filter.
我们通常用过滤器使水净化。
APPLICATION OF PRECOAT FILTER IN RECOVERY OF WATER CONDENSATE
覆盖式过滤器在凝结水回收中的应用
The design and application of sand filter for spunlaced nowovens production
水刺生产用砂式过滤器的设计和应用
Application of the slit type metal filter and completely automatic sand filter in circulating water systems
缝隙式金属过滤器和全自动砂滤器在循环水系统的应用