In this article, the working mechanism, structure and advantages of the mechanical valve automatic control device were introduced.
本文叙述了阀门自动控制装置的工作原理、结构特点以及装置的优点。
In this article, the working mechanism, structure and advantages of the mechanical valve automatic control device were introduced.
本文叙述了阀门自动控制装置的工作原理、结构特点以及装置的优点。
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