The machine is consist of feeding system, extruding system, cutting system, heating system, transporting system nd cooling system, which adopts advanced spiral rod technology.
该机由供料系统、挤压系统、旋切系统、加热系统、传动系统、冷却系统组成。
The mechanical parameters of the cooling tube with spiral flute were measured by the tension and fatigue tests.
由拉伸和疲劳试验，测定了冷凝器用钛螺纹槽冷却管的力学参数；
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