实际使用表明，采用机械胀管法制造的双管板换热器，可以满足使用要求。
Practical application shows that utilization requirements can be met by adopting the double tube plate heat exchanger with mechanically expanded tube.
实际使用表明，采用机械胀管法制造的双管板换热器，可以满足使用要求。
Practical application shows that utilization requirements can be met by adopting the double tube plate heat exchanger with mechanically expanded tube.
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