下列哪个幅面不是GB中规定的基本幅面? Which drawing sheet is not introduced in engineering d

大学网课 已帮助 人

下列哪个幅面不是GB中规定的基本幅面? Which drawing sheet is not introduced in engineering drawing?

A.A1

B.A2

C.A3

D.A5

下列哪个幅面不是GB中规定的基本幅面? Which drawing sheet is not introduced in engineering d

热搜:下列哪个不是我国的舰载中远程防空导弹