freeze protection measures 防冻措施
freeze protection sensors 防冻传感器
freeze protection function 冻结保护功能
Petrol platform on the sea: thermal insulation for pipes and freeze protection for water pipes.
海上石油平台输油管线伴热和水管线防冻。
Oil storage in ports: thermal insulation for the media pipes and freeze protection for water pipes.
港口码头油库介质管线的伴热保温和水管线的防冻。
The AF valve, which is recommended for freeze protection in extreme climates, is actuated by two conditions.
AF阀门被建议用于非常气候下的防冻保护,产品由两种电缆控制。
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