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总波纹
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波纹管总成 bellows assembly
·2,447,543篇论文数据，部分数据来源于NoteExpress
结果表明，波纹管换热器的总传热系数比光管高1.5倍以上。
The result shows that heat transfer coefficient of corrugated tube heat exchanger is over 1.5 times than that of bare tube.
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