elastic sealing ring 弹体封圈
elastic sealing compound 弹性密封料
elastic sealing gasket 弹性密封垫
elastic sealing element 弹性密封件
elastic sealing materials 弹性密封材料
double elastic sealing technique 双弹性密封技术
elastic pu sealing material 聚氨酯弹性密封胶
Elastic sealing, no leakage and long service life.
弹性密封，零泄漏，使用寿命长。
The structure design of elastic sealing ring has been adopted for Floating ball valves.
浮动球阀采用弹性密封圈结构设计。
The metal elastic sealing sheet presses the pressure relief valve inside the pressure relief valve hole.
金属弹性封片将卸压阀卡压在卸压阀孔内。
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