The main arch of "fly-bird-type" CFST arch bridge can be considered as fixed arch to calculate.
飞鸟式拱的钢管混凝土主拱可简化为固定拱计算。
A wheel-type travel system is fixed below the arch-bridge-type stand;
在拱桥式机架上面固定有发动机、与发动机相连的传动系统；
A wheel-type travel system is fixed below the arch-bridge-type stand;
在拱桥式机架上面固定有发动机、与发动机相连的传动系统；
应用推荐