介绍用于微光夜视仪性能评价的夜天光模拟器的原理和系统概念以及对光源、光谱、滤光片等的选择。
The principle, the system concept and the choice of lamp, spectrum, filter of the night sky radiation simulator for the performance evaluation of lowlevellight night vision systems is introduced.
夜将发白，天光将晓，我们将凝望彼此的眼睛，然后各走各路。
The night will pale, the day will dawn, We shall look at each other's eye and go on our different paths.
低夜温条件下增加果实负载可以提高第二天黄瓜源叶的光合速率，表明反馈抑制是低夜温造成黄瓜第二天光合作用下降的原因之一。
The increase of net CO_2 assimilation rate by fruit set after a cold night indicated that feedback inhibition was partially responsible for the reduction of photosynthesis.
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