• The trap is commonly used for floats, thermal-power, free-float, double-metal-style, pulse, and so on-bell-shaped float.

    常用水阀有桶式、热动力式、自由浮球式、双金属片式脉冲式、钟形浮子式等。

    youdao

  • The trap is commonly used for floats, thermal-power, free-float, double-metal-style, pulse, and so on-bell-shaped float.

    常用水阀有桶式、热动力式、自由浮球式、双金属片式脉冲式、钟形浮子式等。

    youdao

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