gas welding device 气焊设备
pepe flange welding device 管子法兰焊接装置
Ultrasonic Welding Device 超音波装置
pipe flange welding device 管子法兰焊接装置 ; 管子凸缘焊接设备
lance tip welding device 枪头焊接装置
spot welding device 点焊装置
automatic welding device 自动焊装置
automatic gravity welding device 重力式自动焊机
Welding Control Device 焊接控制器
Uniersal Welding Device, easy operating and able to produce up to 15 kind of bags.
简易的折角装置，可生产超过15款以上变化的塑胶袋。
The invention relates to an electric thermal welding device especially an energy-saving electric iron.
本发明涉及电热焊接装置，特别是一种高效节能电烙铁。
An automatic CO2 welding device for elbow pipe and flange fillet weld joint is introduced in the paper.
介绍一种弯管和法兰角接接头填角焊的自动焊接装置。
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