Schedule 1 [S042p-01] Effect of bonding conditions on ultrasonic welding strength of Mg alloy plate and steel plate 〇Yuchen Mi1, Satoru Takahashi1, Yamato Ogasawara2, Yuichi Watanabe2 (1. 東京都立大学、2. (株)超音波応用研究所) Keywords:超音波接合、Mg合金、異種材料接合