a. 产品特点及优势 Product Features and Superiority
1、全铝结构，重量轻，成本低；All Al, light weight,low cost;
2、散热面积较大，热交换效率较高Big cooling area, high heat exchange efficiency;
b. 改进方向 Improved direction
1、光管改为内齿管； Smooth tube instead of inner gear tube
2、减小铝管、铜管的壁厚； 2, Reducing Al tube & Cu tube wall thickness;
3、减小铝管、铜管的直径； 3, Reducing Al tube & Cu tube diameter;
4、氩弧焊改为电阻；4, Changing from TIG to resistance welding
5、模块化或组件生产； 5,Modularization、componentization
