Prevent and cure a frostbite, the valve key lies in common reinforce campaign and completes personal frost proof and keep warm performance.
防治冻疮，关键在于平常加强运动，做好个人防冻、保暖措施。
The frost proof faucet comprises a valve, a water pipe and a frost-preventive switch.
本实用 新型防冻水龙头包括阀门、水管和防冻开关。
The frost proof faucet comprises a valve, a water pipe and a frost-preventive switch.
本实用 新型防冻水龙头包括阀门、水管和防冻开关。
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