亲爱的网友:B= m=3∠DAB=60°,AD=AA1
问题描述:
亲爱的网友:B= m=3∠DAB=60°,AD=AA1
(a-b)/sin(a-b)0.802/1.25
答
include
亲爱的网友:B= m=3∠DAB=60°,AD=AA1
(a-b)/sin(a-b)0.802/1.25
include