The following statements about vertical aerial photos are correct: ( ).
A、Justmakeaniceperspective,nouseforanalysis
B、Cameraangleisasverticaloverthesubjectareaaspossible
C、Trueverticalaerialphotosarerarelyobtainable
D、Tiltsofplanemakeitdifficult
发布时间:2025-11-04 01:58:31