We have a production base, professional production automatic system controller and supporting the valve.

公司拥有一个生产基地，专业生产自控系统控制器及配套阀门。

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Therefore, the base plate valve to improve more meaningful.

因此，座板阀改进的意义更大。

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Apply flame to valve at base of socket.

阀门的套筒底座用火焰进行烘烤。

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Apply flame to valve at base of socket.

阀门的套筒底座用火焰进行烘烤。

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