Performance test of low light level (LLL) CCD TV system is an important part in LLL imaging.

微光CCD电视系统性能测试是微光成象技术的重要组成部分。

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The image-dissector scanner is another heavily used and very successful low light level detector.

析象管扫描器是另一种常用而且很成功的微光探测器。

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The image - dissector scanner is another heavily used and very successful low light level detector.

析象管扫描器是另一种常用而且很成功的微光探测器。

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Absorption is just the opposite of emission, so instead of starting at a high energy level and dropping down, when we absorb light we start low and we absorb energy to bring ourselves up to an n final that's higher.

吸收就是发射的逆过程,与从一个高能量到低能量不同，当吸收光时，我们从低能量开始,吸收能量到一个更高的能量。

麻省理工公开课 - 化学原理课程节选

The SEC asked Rakoff to approve relatively light penalties for two low-level executives in exchange for their cooperation in prosecuting the Vitesse CEO and another senior company officer.

FORBES: Judge Rakoff Indicts No-Fault Securities Settlement Syndrome

While the ozone layer in the upper atmosphere plays an important role in limiting harmful ultraviolet light reaching the Earth's surface, low-level ozone is a pollutant that is harmful, causing respiratory problems in animals as well as well-documented cases in humans.

BBC: Invasive plant 'increases ozone pollution'