题目nǎtou pihái zitou dinghaiyángzhi shirú guowá wahai daitiao yuan=((x+1))/((x-1)) kuan dabian huazuo yemao yigeng haogong yuánqicheshi qiáotong haohong ling jinf=- rac(1)f=9;f=-9. dui qimián huahuà shicong linpeng you=-1/2xnong mangxin k...
5#bmf18826 多谢这位老师的指导 我指的是灯光的亮度,不是范围。按这位老师的图上的效果,应该就是对...