For solving the zero displacement movement problem of low-level-light (LLL) sight device, the regulating structure of LLL sight device reticle was given.

为解决微光瞄准镜零位移走动量问题，给出了瞄准镜分划板调节结构。

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Low-level-light(LLL)weapon sight measurement technologies based on multiple environments testing conditions are always concerned by military equipments manufacturers.

基于多环境试验条件下的微光枪瞄检测技术一直是军备生产所关注的问题。

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The living room mixes different types of low-level lights with natural light.

起居室照明采用的是不同类型的低亮度光源与自然光相结合。

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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'