... 顺流式换热器 parallel flow heat exchanger 内肋 inner fin 逆流式换热器 counter flow heat exchanger ...
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inner fin tube 内翅片管
inner-fin tube 内翅管
tube with inner fin 内肋片圆管
First dorsal fin inner margin 第一背鳍内缘
inner spiral fin 内螺旋翅片
The formula of drawing force for cold-drawn inner fin tube is derived with slab method in this paper.
采用工程法推导了冷拔内直筋管拔制力的计算公式。
Experimental results proves that the theoretical values are close to those measured, so this formula can be used in production of cold-drawn inner fin tube.
实验结果证明，理论计算值与实测值较吻合，因而，该公式可在冷拔内直筋管的生产中应用。
The mechanism of High speed spin drawing for manufacturing copper inner fin tube is studied systematically, especially the process and parameters of inner fin formation arc analysed.
对内螺纹理片铜管的高速旋压拉伸成形加工机理进行了系统研究，分析了加工过程及参数。
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