Function runs all the user and group operations functionality. 函數運行全部用戶(hù)和組操作功能。
One more issue specific to 3D applications is the number of spatial manipulation functions that can be performed. 對于三維應用程序來(lái)說(shuō)一個(gè)特定的問(wèn)題是能實(shí)現多少空間操作功能。