At night scan the horizon for artificial light sources such as fires and streetlights, then walk toward the glow of light pollution.
晚上，扫视地平线，寻找像火和街灯的人工光源，然后朝发光的光污染方向走。
At night, scan the horizon for artificial light sources, such as fires and streetlights, then walk toward the glow of light pollution.
夜间，仔细眺望地平线，寻找诸如火和路灯之类的人造光源，然后朝光污染造成的光亮走。
Control the artificial light sources.
控制人造光源。
You lug along lights, must find or bring power sources, and then seamlessly integrate ambient and artificial light sources.
摄影师必须携带灯具，自带或寻找电源，而且还要将环境光线和人工灯光天衣无缝的结合到一起。
You lug along lights must find or bring power sources and then seamlessly integrate ambient and artificial light sources.
摄影师必须携带灯具，自带或寻找电源，而且还要将环镜光线和人工灯光天衣无缝的结合到一起。
Night scenes which contain artificial light sources should almost always have low-key histograms, otherwise these will have significant blown highlights.
带有人工光的夜景几乎总有暗调子的情况(即low - key直方图)，否则就会出现明显的高光反差(blownhighlight)。
Objective : To measure the ultraviolet emission of artificial light sources in daily life, and analyze their potential damage to human skin and protection method.
目的：研究生活环境中多种人工光源的紫外辐射并探讨其危害性和防护措施。
Objective : To measure the ultraviolet emission of artificial light sources in daily life, and analyze their potential damage to human skin and protection method.
目的：研究生活环境中多种人工光源的紫外辐射并探讨其危害性和防护措施。
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