type of seal

GBW seal, which will expand when water go in, is a new type of seal material. It can effectively resolve the sealing problems of settlement joints of concrete structures.

GBW遇水膨胀止水条是一种新型腻子型柔性嵌缝止水材料，可有效地解决混凝土结构的接缝止水问题。

Yeomans submersible motors are furnished with a tandem mechanical seal arrangement consisting of two independent Type-21 mechanical seals running in an oil reservoir.

美国约曼潜水电机在油箱内配置一套两个一前一后、独立类型21的机械密封。

The utility model discloses a seal door of engine case type integrated test system, which comprises a door body, inflatable seal strips are arranged around the door body.

本实用新型公开了一种发动机箱式集成测试系统的密封门，包括门体，门体四周设置充气式密封条。

The Application of Two-Teflon Built-up Type Oil Seal on Motorcycle Engine

双主唇聚四氟乙烯组合式油封在摩托车发动机上的应用

The Application of New Technology to Seal up Box Type Carburizing Furnace Main Construction

新技术在密封箱式渗碳炉主要构件中的应用

A butterfly valve seal and metal shells of the two sealed sealed type.

蝶阀有弹密封和金属的密封两种密封型式.

Technical Study on Design of Spring Force for Contact-type Mechanical Seal

接触式机械密封弹簧力设计技术研究

A new type shale inhibiter, KLG and sealing agent are used to seal fragile formation so that we can enhance safety density and solve the problem of hole collapse.

用新型防塌剂和KLG以及封堵材料复配使用，对破碎地层进行了有效封堵；

A mechanical seal and water seal combined floor drain consists of a floor drain cover, a main floor drain body, a float and a hose type magnetic seal valve.

一种机械密封与水封组合地漏，由地漏盖、地漏主体、浮子和软管式磁力密封阀组成。