arch-gravity dam

dam with the characteristics of both an arch dam and a gravity dam

en-GB/ˈɑːt͡ʃ - ɡɹævɪtiː ˈdæm/
en-US/ˈɑɹt͡ʃ - ˈɡɹævəti ˈdæm/

カテゴリ：

gravity damarch dam