根据平面镜成像特点画出图中物体AB在镜中的像.
先根据像与物关于平面镜对称作出端点A、B在平面镜中的像点A′、B′,用虚线连接A′、B′即为物体AB在平面镜中所成的像,如图所示:
53. --- Please tell me how to work out this maths problem.
--- Use your ______ , then your find a way.
A.heart
B.brains
C.hand
D.Mind
韶山8型电力机车二系弹簧悬挂静挠度是()。