Rubber O-ring sealing is a kind of self-sealing, which can be applied under 1.

形橡胶圈密封属于自紧密封，使用压力范围广从1。

youdao

Rubber O-ring sealing is a kind of self-sealing, which can be applied under 1.

形橡胶圈密封属于自紧密封，使用压力范围广从1。

youdao