同时可按客户要求配置橡胶圈。
At the same time according to customer's request to configure rubber ring.
磁石或橡胶圈如有破损，请及时更换备用配件。
If the magnet or rubber rings are broken, please replace the spare parts.
手册上说有一个直径三寸的橡胶圈，但我的没有。
The manual shows a three-inch-diameter rubber ring, but I don't have it.
形橡胶圈密封属于自紧密封，使用压力范围广从1。
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。
Rubber O-ring sealing is a kind of self-sealing, which can be applied under 1.
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