您要查找的是不是:
- 弧arc
- 氩弧焊argon-arc welding
- 埋弧焊hidden arc welding
- 弧长arc length
- 弧面contour (line)
- 氩弧焊机argon arc welder
- 弧焊arc welding
- 引弧striking the arc
- 氩弧gon arc
- 灭弧arc extinguishing
- 霍乱弧菌comma bacillus
- 埋弧submerged arc
- 弧菌vibrio
- 弧坑arc crater
- 灭弧室arc-chute
- 钨极氩弧焊argon tungsten-arc welding
- 飞弧overflash
- 弧焊机arc welder
- 哼弧humming arc
- 弧型camber