混凝土井环。巨大的、体积庞大的环被用作垃圾仓库。在环内——一个黑色的橡胶桶

混凝土环

用于个人排水的混凝土环

深而狭窄的水井，带有混凝土环，倒映着天空

two concrete rings lying in the city street two concrete rings lying in the street

用于污水渠或人孔井施工的预制混凝土环

不同直径的钢筋混凝土环，用于水井建设

不同直径的钢筋混凝土环，用于水井建设

不同直径的钢筋混凝土环，用于水井的建造

不同直径的钢筋混凝土环，用于水井的建造

不同直径的钢筋混凝土环，用于建造水井

不同直径的钢筋混凝土环，用于水井建设

不同直径的钢筋混凝土环，用于水井的建造

不同直径的钢筋混凝土环，用于水井的建造

不同直径的钢筋混凝土环，用于水井的建造

concrete rings secured on flatbed truck outdoors concept cargo securing close view of large with a ratchet strap in an outdoor

trailer loaded with concrete rings and wooden pallets parked on a residential street

crane boom with hanging hook above concrete rings outdoors concept lifting equipment close view of a telescopic cables and near

concrete rings and metal profiles secured on crane truck concept construction supply large bundled are a parked beside rural road

concrete rings stand beside rural residential road concept septic construction process precast concrete rings and covers stand

crane truck with concrete rings on rural road by pine forest concept construction delivery a carrying large is parked beside dense

crane truck carrying concrete rings on rural road near houses concept construction logistics a transports large flatbed along in

crane truck loaded with concrete rings and metal profiles by pine forest concept construction supply a large bundled is parked on

crane truck carrying concrete rings and metal materials on rural road concept construction logistics a transports large bundled

concrete rings are stacked on dry ground in a large open field with few clouds the sky during daylight hours

施工现场大排水管、混凝土环

混凝土环堆放在室外建筑工地的木制托盘上

水或画井的具体环形

一组粗糙纹理的混凝土环密密地聚集在一起，形成了一个抽象的链状结构

assortment of textured concrete rings with vibrant inner colors creating an abstract pattern

用混凝土环制成的化粪池人孔盖支撑环的安装.

混凝土井环

不同直径的钢筋混凝土环，用于水井的建造

不同直径的钢筋混凝土环，用于水井建设

不同直径的钢筋混凝土环，用于水井建设

不同直径的钢筋混凝土环，用于水井的建造

混凝土环堆叠在建筑工地，并放置有警示锥

不同直径的钢筋混凝土环，用于水井的建造

不同直径的钢筋混凝土环，用于建造水井

堆新的具体圆环

堆新的具体圆环