Ventilation duct bend (Underground Mine and Shaft Works)
A quarter turn of 1.1 m ventilation ducting on the 2 m radius grid, with flanges at both ends and two hanger brackets.
- 格式
- GLB
- 文件大小
- 33 KB
- 三角面
- 672
- 许可
- CC0 1.0
A quarter turn of 1.1 m ventilation ducting on the 2 m radius grid, with flanges at both ends and two hanger brackets.