胶片所纪录的景物范围,由镜头的焦距决定,可用画角来表示。画角是视点相对于画面对角线的夹角,这就是相机对于画面的视野,它与人眼的视野不同,由每个镜头的焦距来决定。而每台相机的取景器上都有视野框,从中看到的景物通常比实际画面小,取景器的视野相对于画面之比就是视野率。
这时代码覆盖率分析就有用了,它可以扩展您的视野。
When code coverage analysis is used at such a juncture, the results are frequently eye opening.
这种小颗粒会破坏水晶体原本均质的折射率,在视野中制造出模糊的点。
This speck disrupts the otherwise uniform index of refraction creating a cloudy spot in a person's field of vision.
要发挥声誉机制的作用,克服旅行社道德风险问题,必须进一步提高居民出游率,拓宽旅行社时间视野,完善市场竞争。
To overcome the moral hazard, we must increase the inhabitant's travel rate, widen the time horizon of the travel agencies, and improve the market competition.
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