1.
water-seal latrine unit
(成套)水封式厕所
2.
hydro-set permanent packer
永久式水力坐封封隔器
3.
closed aqueduct system
密封式输水管道系统
4.
hook wall flooding packer
注水井悬挂式封隔器
5.
WATER-PROOF PACKING GLAND FOR CONNECTING PIPE
接管式防水密封接头
6.
Study on the Gate s Retractile Seal Engineering Research with High Water-pressure;
高水头弧形闸门伸缩式水封止水研究
7.
Study and Test of Expansion Type Water Seals for High Water Head Tainter Gates
高水头弧形闸门伸缩式水封止水试验研究
8.
hermetically sealed tank car
密封式罐车(装运水泥等用)
9.
packperf completion system
注水膨胀式封隔器与射孔完井系统
10.
instantaneous room-sealed balanced flue gas water heater
即热密封对衡式气体热水炉
11.
cement-filled inflatable casing packer
注入水泥的膨胀式套管封隔器
12.
Design of Water Seal of Low Pressure Water-sealed Gasholder
低压湿式贮气罐水封设计参数的确定
13.
Modeling of the Cooling Water Outlet Temperature of Closed Cooling Tower
封闭式冷却塔冷却水出口温度的建模
14.
Experimental Research on Flow in the Closed Pump Sump with PIV;
封闭式水泵吸水室内部流场的PIV试验研究
15.
Application of Test Technology with Packer-valve Water-pressing Assembly in Goaf Backfill Project
止水栓塞封隔-阀式压水器组合检测技术的应用
16.
Spiral wound gaskets test method of hydraulic pressure sealing characteristics
GB/T4620-1984缠绕式垫片水压密封性能试验方法
17.
The application of measuring the water level of steum drum with flexible self-sealing electrode pole
柔性自密封电极式汽包水位测量装置的应用
18.
THE HORIZONTAL LIQUID SUMP SHALL HAVE FLANGED HEADS ON BOTH ENDS.
水平的（卧式）排污箱必须有两端带法兰的封头。