目测调节光杠杆的过程中 以下说法正确的是: Which of the following statements is true in the
已帮助 人
目测调节光杠杆的过程中,以下说法正确的是: Which of the following statements is true in the process of visually adjusting the light lever?
A.使平面镜平行于平台 Make the plane mirror parallel to the platform
B.望远镜平行平面镜 Telescope parallel plane mirror
C.使望远镜与光杠杆等高 Make the telescope level with the light lever
D.标尺平行地面 Scale parallel to ground

回答
共1条回复-
光杠杆其实就是带有三个尖足的镜子,通过测量反射角的变化,可以得知后足上升或下降的微小位移。
