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Change log entry 81740
Processed by: richwarm (2024-01-14 07:35:44 UTC)
Comment: << review queue entry 75485 - submitted by 'encn' >>
俯角是在竖直面内的水平线与向下递降线段之间的角度(朝下看时,视线与水平面夹角为俯角)。

https://baike.baidu.com/item/俯角

10个小时后,监控录像已在网络上流传开。大多数摄像头的安装角度为俯角,画面中只能看到漆黑的夜空骤然亮起,又瞬息暗淡。少数安装角度为平角的录像发现了一团异常明亮的光,在炸开的瞬间点亮了整片天空,而后变成一缕光痕消失在黑幕中。
Diff:
# 俯角 俯角 [[fu3jiao3]] /depression angle/
+ 俯角 俯角 [[fu3jiao3]] /(math.) angle of depression/
By MDBG 2025
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