Valve shall have a bronze body, include integral check valves and operate so the thermostat controls the cold and hot water ports.
这种阀门应该具有青铜阀体，包括整合的止回阀，使得温度控制装置能够控制冷水和热水端口。
The cold water supply line to tempering valve should always be opened first to prevent possible thermostat damage.
通向调温阀的冷水供应管道应该总是先打开，以防止对温度调节装置可能产生的损害。
Valve shall have bronze body and operate so that the thermostat controls the cold water port.
这种阀门应该采用青铜阀体，使温度调节装置控制冷水端口。
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