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Terms for subject United Nations containing night | all forms | exact matches only
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night observation夜间观察
night observation capability夜间观察能力
night observation devices — tripod mounted夜间观察器具-三角架上
night-time patrols and intercept missions夜间巡逻和拦截
passive or active infrared, thermal, or image intensification night-time line of sight visual observation被动或主动红外线、热追踪或图像增强夜视观察