The combined type valve body is divided into an outer type valve body or a built-in type valve body.

上述组合式阀体分外装型阀体或内装型阀体。

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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。

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