roundhead buttress dam的意思|示意
美 / /
英 / /
圆头拱坝
roundhead buttress dam的网络常见释义
圆头支墩坝 ... 平板支墩坝 cantilever deck dam; flat dilatometer; slab and buttress dam 圆头支墩坝 roundhead buttress dam 重力支墩坝 solid buttressed ...