-
What is meant by "reference distance"?
什么是标准距离？
youdao
-
The magnification factor for magnifiers and telescopes depends on the reference distance.
放大镜和望远镜的放大倍数也都是依照这个标准距离来确定的。
youdao
-
The magnification factor for magnifiers and telescopes depends on the reference distance.
放大镜和望远镜的放大倍数也都是依照这个标准距离来确定的。
youdao