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*Yoshihiko Hayashi
joining and welding research institute osaka university(OSAKA FUJI Corporation)
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hiroyuki Yamazaki
joining and welding research institute osaka university(OSAKA FUJI Corporation)
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Nobuyuki Abe
Joining and welding research institute osaka university
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Masahiro Tsukamoto
Joining and welding research institute osaka university
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Daichi Tanigawa
Graduate School of Engineering Osaka University
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kazuyuki Azumi
OSAKA FUJI Corporation
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Mikio Yoneyama
OSAKA FUJI Corporation