Profile Topics Started Replies Created Engagements Favorites Search replies: Forum Replies Created Viewing 1 post (of 1 total) Author Posts 2020年3月4日 at 上午11:41 in reply to: 关于lecture7的问题 #3239 Score: 0 novakParticipant R^2中的R指的是光源到物体的距离 Author Posts Viewing 1 post (of 1 total)