塔桅结构
- 网络tower and guyed mast structure; tower and mast structure
塔桅结构塔桅结构
tower and guyed mast structure
guyed mast是什么意思|guyed... ... guyed-mast derrick ： 把杆起重机 tower and guyed mast structure ： 塔桅结构 ...
tower and mast structure
塔桅结构... ... ) tower structural steel 塔桅结构钢 ) tower and mast structure 塔桅结构 ) Steel-tower structure 钢塔结构 ...