The research on the appraisal to the road lighting quality should use luminance standard and small target visibility level which are more conform to the human eye visual characteristic.

研究道路照明应以更加符合人眼视觉特性的亮度指标和可见度指标对道路照明质量进行评价。

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In the two actual tunnel, we measured and calculated visibility of the small target under the three light source, and made a visual experimental method of the small target color.

在两条实际隧道中对三种光源照明下的小目标可见度进行了实际的测量和计算，并且提出了小目标显色性的视觉实验方法。

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In the aspect of laser guide, when it is low visibility, the light scattering by fogs must affect laser-guided-bomb's work, such as the precision of guide decreases or cannot hit the target.

在激光制导技术方面，由于大气粒子对激光制导炸弹的影响十分明显，在能见度比较低的天气情况下，激光制导炸弹命中目标的精度就会降低以至偏离目标甚至不能命中目标。

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But a prosecutor's zeal wanes in direct proportion to the visibility of the target.

FORBES: Magazine Article

Pixadores live in poor suburbs but their preferred target is seedy, downtown Sao Paulo, where visibility is guaranteed.

CNN: Wall art masquerades as class war

It's a great platform to raise visibility of the Tata Communications' corporate profile and portfolio of services to our target customers.

WSJ: Tata Unit Seeks Profile Boost Via F1 Deal