Cold water is piped over the exchanger to heat it.
冷水管道在换热器来加热。
After the hot water plate heat exchanger should be met.
而经过板式换热器的热水应满足。
Failure water filter lose their effect, and make impurities in heat exchanger.
破坏而导致水过滤器失去作用，使杂质进入换热器。
Failure water filter lose their effect, and make impurities in heat exchanger.
破坏而导致水过滤器失去作用，使杂质进入换热器。
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