graduation ruler
常見(jiàn)例句
- The two ruler rods form an angle which is overlapped on a measured angle. The read number of the angle reticle reflected onto the graduation ruler is a measured angle.
兩尺桿形成一個(gè)角重疊于被測(cè)角上，反映在刻度尺上的角度刻線讀數(shù)就是被測(cè)角度。
ip.com 返回 graduation ruler