arch dam with peripheral hinge的意思|示意
美 / /
英 / /
周围有铰链的拱坝
arch dam with peripheral hinge的网络常见释义
边铰拱坝 ... arch dam pad 拱坝垫座 arch dam with peripheral hinge 边铰拱坝 arch deck buttress dam 拱形面板支墩坝 ...