torch hardening

冶金词汇英语翻译(O-T) ... torch brazing 焰炬加热断焊 torch hardening 火焰淬火 torch head 割炬烧喷嘴 ...

铸造学专业英语词汇(18) ... 气炬喷灯 torch lamp 气炬硬化 torch hardening 气孔 air hole ...

直角三角形_馆档网 ... "气炬截割"," torch cutting" "气炬淬火"," torch hardening" "气炬点火器"," torch igniter" ...