火焰切割 torch-flame cut ; [机] flame cutting ; torch cut

火焰切割机 gas cutting machine ; Torch cutter

氧乙炔焰切割 acetylene cutting

火焰切管机 pipe flame cutting machine

数控火焰切割机 NC flame cutting machine ; Numerical control flame cutter ; CNC Gas Cutting Machine

火焰切割器 flame cutter ; cutting torch

多嘴火焰切割器 multinozzle cutter

气焰切割 gas cutting

火焰切削 flame machining