短语词组短语westbank brazing torch 焊枪torch brazing 火焰钎焊;焰炬加热断焊;火焰硬钎焊;[机]焊炬硬焊Specification for Torch Brazing 吹管硬焊规范torch brazing machine setter 焊炬钎焊机安装员;喷灯钎焊机安装员testing method to torch -brazing workers 焊工考核 返回 brazing torch