|
|
4174| 5
|
[讨论] 如果把那些电线都换成钢筋的话,这栋建筑从物理学角度能否存在。 |
Archiver|手机版|3DMGAME
( 京ICP备14006952号-1 沪公网安备 31011202006753号 ) 
GMT+8, 2026-4-8 05:25 , Processed in 0.489568 second(s), 22 queries , Memcached On.
Powered by Discuz! X3.2
© 2001-2013 Comsenz Inc.