“vertical photography”的概念、定义、翻译、参考文献-科学参考

单词	vertical photography
释义	vertical photography Encyclopedia 工学航空航天摄影释 vertical photography竖直摄影在摄影瞬间摄影仪器的主光轴尽可能保持垂直于地表的航空摄影方式。因航空摄影时，摄影机主光轴几乎不可能处于理想的铅垂状态，因此航空摄影测量学中规定，摄影机主光轴偏离铅垂线的夹角不超过3°的航空摄影定义为竖直摄影。
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