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pro vyhledávání: '"Seki, Masakatsu"'
Publikováno v:
In Procedia Engineering 2014 81:861-866
Publikováno v:
Procedia Engineering. :861-866
Jointed products such as bus bars of automobiles have been manufactured up to date copper and aluminum by welding or screw fastening. This process causes high cost and low productivity because many process steps and skilled working are needed. As a n