短語詞組短語plasma argon arc welding 等離子氬弧焊接Micro -beam Plasma-arc Welding 微束等離子弧焊pulsed plasma arc welding 脈沖等離子弧焊接;脈沖等離子弧焊vapor plasma arc welding 水蒸氣等離子弧焊underwater plasma arc welding 水下等離子弧焊ac plasma arc welding 交流等離子弧焊the plasma arc welding 等離子弧焊接plasma arc spray welding 等離子弧噴焊plasma arc surfacing welding 等離子弧堆焊 返回 plasma arc welding