columned pier single shaft pier的意思|示意
美 / /
英 / /
柱式墩单轴墩
columned pier single shaft pier的网络常见释义
单柱式墩 双柱式墩 columned pier two shaft pier ; twocolumned pier two shaft pier 单柱式墩 columned pier single shaft pier ; singlecolumned pier single shaft pier 柱式墩 column pier ..