| Application and videos | Picture Show | ||||||||||||
| Gold and silver jewelry welding, and soldering | .jpg)   |
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| Enameled wires welding or enameled wire and leading-out wires welding/ Electric motor brazing for electric motors workshop,electric motors repair |
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| thermoelectric couple and platinum resistor leading wires welding |    |
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| Brass musical instrument soldering for brass instrument repair and production |   |
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| Air-conditioner & refrigerator brazing |    |
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| other |
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