concrete segment meaning in English

混凝土砌块

Precast concrete segment erection with mbec lifting frame
Mbec吊架-安装预制桥面构件
Precast concrete segment erection with mbec frame
Mbec吊架-安装预制桥面构件
Concrete segment transportation at wong chu road tuen mun road
预制桥梁组件运送皇珠路及屯门公路
Technique of manufacturing concrete segment of beijng metro line
北京地铁5号线混凝土盾构管片预制技术
General view of approach viaduct precast concrete segment un - loading gantry
石屎预制桥面构件之起吊架

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