hand blowpipe meaning in Chinese

手动焊割炬
手工焊炬

Gas welding equipment - air - aspirated hand blowpipes - specifications and tests
电焊装置.手工吸气焊炬.规范和试验
Gaz welding equipment . air - aspirated hand blowpipes . specifications and tests
气焊设备.吸气式手提气炬.规范和试验
Gas welding equipment - air - aspirated hand blowpipes - specifications and tests ; german version en 731 : 1995
气焊机.吸气式手提喷焊器.规范和试验;德文版本en 7