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盒装通针是一个被人忽视的小产品,但却给气焊工的操作提供了方便。一、前言在进行氧乙炔火焰焊接和切割的时候,都不可避免的出现回火而堵塞焊咀,经常清理焊咀是气焊工的主要工作之一。
Boxed needle is a neglected small product, but it gives gas welder’s operation has provided the convenience. I. INTRODUCTION During the oxyacetylene flame welding and cutting, it is inevitable that tempering will block the welding tip. It is one of the main work of the welder to clean the welding tip frequently.