sealing plug kit 密封塞成套工具
The interior of the glass container is provided with a stir bar. The glass container is provided with a sealing plug.
在玻璃容器的内部置放磁性搅拌子，玻璃容器设有密封塞。
I. D. sealing test plug for high pressure hydrostatic testing of pipe, pipelines and pressure vessels.
密封的测试插头用在高水压测试管，管路和压力容器上。
Introducing the properties of goggle type board Plug valve, analyzing the characteristics of the valve, proposing the methods of improving sealing structure.
介绍了眼镜式插板阀的性能，分析了该阀门的密封特点，提出了改进密封结构的方法。
应用推荐