前坡 meaning in English

front slope
froward slope
qianpo

For all processes , the welding procedure specification ( wps ) shall contain a detailed cleaning procedure indicating joint preparation prior to welding
对于所有焊接方法，焊接工艺规程都应详细包含清除方法，说明焊前坡口的准备。
This product is suitable for fixing and throwing light whet superficially after welding and before it in metals lamella and small scaled steels incise , metals and marbles
本产品适用于焊接前坡口及焊接后缝焊表面的修磨，金属薄板及小型钢的切割，金属及大理石表面的修磨，除锈抛光。