camera depression angle 照相机俯角
camera depression angle detail 照相机俯角
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APS could produce excellent picture when exposed with APS SLR camera, which made its debut in 1997, and therefore, after a period of depression, a revaluation of the system have to be made.
APS单反相机在1997年问世，APS表现出优良的画面质量，使得消费者在对它冷落一段时间之后不得不进行重新评价。
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