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Jun Watanabe, Kenji Hatsuzawa, Shigeyuki Ogata, Shinichi Yoshida and Ikuo Shohji
The use of Sn-3mass%Ag-0.5mass%Cu lead-free solder (SAC305) has become common. Since SAC305 has a higher content of tin than conventional tin?lead eutectic solder, erosion of the Fe plating layer used in the solder iron tip and the point soldering machin...
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Hideaki Tanoue, Teruhisa Komatsu, Alabsi Natheer, Isamu Mitani, Shinichi Watanabe, Yuuki Watanabe, Akira Hamano and Nobuyuki Miyazaki
The body tilt angle of a fish has a large effect on the acoustic target strength. For an accurate estimation of fish abundance using acoustic methods, it is necessary to measure body tilt angles in free-ranging fish. We measured diurnal body tilt angle d...
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