中文
Sign in
AI tools
热门问题
时间线
聊天
Loading AI tools
全部
文章
字典
引用
地图
File:DLZ129 spar.jpg
来自维基百科,自由的百科全书
Found in articles
File:DLZ129 spar.jpg
Description
DLZ129
spar
.
jpg
English: A rare surviving fire damaged 9" cross brace made of duralumin from a structural "ring" of the frame of the German