1)water seal水封
1.The application and develop of underground water seal oil storeroom;地下水封储油库的应用与发展
2.The water seal was discussed in detail to show the principle and measure of subsection cleaning of whole pipe-network.重点讲述了如何利用水封方法来实现对整个管网的分段清洗的原理和措施。
3.In the light of the disadvantages in operation of the conventional water seal, the water seal was researched.针对传统式水封运行存在的弊病,对水封提出了科研攻关,并研制出真空给水式水封,解决了传统式水封长流水、污染环境等问题,创造了可观的环保效益与经济效益。
英文短句/例句
1.water-seal latrine unit(成套)水封式厕所
2.The test tube is closed at one end with a hydraulic seal.试管的一端为水封所封闭。
3.Light and water are necessary to plants.光和水封植物是必要的。
4.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
5.multistring hydraulic-set packer多管水力坐封封隔器
6.a self - sealing envelope.（不用胶水）封口的信封
7.hydro-set permanent packer永久式水力坐封封隔器
8.an adhesive envelope封口涂有胶水的信封
9.He licked the gummed flap and sealed it shut.他舐了舐信封的胶水层，封上了信封。
10.a watertight compartment, joint, seal水密室、 水密接合、水密封.
11.Waterproof and Shutoff for Closing of Pressured Dewatering Well Located in Foundation Pit基坑内承压降水井封井的防水与封堵
12.fasten(the cover,flap,etc of sth)with glue,paste,etc（用胶水、浆糊等）粘住（封套、信封口等）
13.closed aqueduct system密封式输水管道系统
14.seals without the application of moisture.不需要用水就可以封口。
15.water pressure test for strength and tightness水压强度和密封性试验
16.hydraulic-set dual hanger水力坐封双管悬挂器
17.hook wall flooding packer注水井悬挂式封隔器
18.WATER-PROOF ARMORED-CABLE PACKING GLAND防水铠装电缆密封接头
相关短句/例句
liquid seal水封，液封
3)sealing water封水
4)watercooling and watersealed水冷水封
1.Tianjin Iron Works model bellless top equipment adopts watercooling and watersealed techniques, with a stable angle of of the chute, and adjustable steering rotational speed over the past ten years this equipment with good effects has been used in the blast furnace at Tianjin Iron Works and Echeng Iron and Steel Factory and can be applied widely to all small and middle blast furnaces.天津铁厂的无料钟设备采用水冷水封技术，溜槽α角相对固定，转速、转向可调。
5)water seal water水封水
1.Test procedures of gas' water seal water of Jinan Iron &Steel Co.阐述了济钢煤气水封水的实验处理过程及实际工程处理措施。
6)seal water tank水封水箱
延伸阅读
水封1.水葬。 2.内贮水以隔绝气体的装置。卫生用具上的存水弯是最常见的水封。
