• 请记住保险丝存在理由就是作为一个安全阀门

    Remember that a fuse is an electrical safety valve that exists for a reason.

    youdao

  • 清洁调节安全检查是否磨损肮脏阀门

    Clean, adjust relief valve -, check for worn and dirty valve.

    youdao

  • 天和阀门专业生产安全球阀调节阀产品

    Days of professional production safety valve valve, ball valve, control valve and other products.

    youdao

  • 安全热水器之间能够安装任何阀门

    There must be no valve between the relief valve and heater.

    youdao

  • 安全热水器之间能够安装任何阀门

    There must be no valve between the relief valve and heater.

    youdao

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