The existing valuable components that FFWD wanted to restore form the uppershell of the space: walls and roof.
FFWD想去恢复现有的有价值的部分,形成空间的上筒体:墙壁和屋顶。
2
The reason of thinning out of the uppershell and spherical head for coke tower was analyzed briefly. The temporary repair measure was proposed.
对焦炭塔上部壳体和球形封头的减薄原因进行了简要分析,提出了临时修复措施。
3
The hinging device can conveniently distribute wires inside through the grooves of the upper arm and the lower arm and the notches of the uppershell and the lower shell.