系统的应用，降低了操作者劳动强度，显著降低了废品率和返修率，提高了焊接生产率。
The application of this system reduce handlers work intensity, and remarkably reduce reject ratio and returning rate, and enhance welding productivity.
这是埋弧焊，一种常用的焊接方法，它在一小时内熔敷的金属量可以等于操作者本身的重量。
This is the submerged arc welding, a commonly used welding method that can in an hour deposit weld metal equal in weight to that of the operator himself.
这是埋弧焊，一种常用的焊接方法，它在一小时内熔敷的金属量可以等于操作者本身的重量。
This is the submerged arc welding, a commonly used welding method that can in an hour deposit weld metal equal in weight to that of the operator himself.
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