无明显伤痕，光泽减少及纱布著色。
来回擦拭8次，无明显伤痕，光泽减少及纱布着色。
Wipe 8 times back and forth. No obvious scar, gloss reduces and gauze dyes.
不透钢的返修，应尽量采用间歇和分段气刨，以减少热量输入，并彻底清除渗碳层，露出金属光泽后方可焊接。
For the repair of stainless steel, to reduce heat energy and clean completely, gouging should in discontinuous way.
应用推荐