| 3. | Argon welder , oxygen welder , co2 welder , electric welder , allumen composite sole welder and ultrasonic plastic welder total : 14 sets braze , iron welding stainless steel welding , plastic welding , welding of composite sole of stainless steel aluminum , direct welding , roll welding , spot welding 氩弧焊机氧气焊机二氧化碳焊机电焊机铝合金复合底焊机超声波塑料焊机共计14台铜焊铁焊不锈钢焊塑料焊不锈钢铝复底焊直焊滚焊点焊 |