词典论坛联络

   英语 +
Google | Forvo | +

indirect illumination

强调
军队 косвенное освещение (поля боя); непрямое освещение (поля боя)
冶金 отражённое освещение
医疗的 непрямое освещение
技术 косвенное облучение; освещение отражённым светом
物理 косвенное освещение
空间 рассеянный свет
纳米技术 отражённое облучение
 英语 词库
indirect illumination
军队, 后勤 Battlefield illumination provided by employing searchlight or pyrotechnic illuminants using diffusion or reflection: 1. Illumination by diffusion: illumination of an area beneath and to the flank of a slightly elevated searchlight or of pyrotechnic illuminants, by the light scattered from atmospheric particles. 2. Illumination by reflection: illumination of an area by reflecting light from low cloud. Either or both of these effects are present when a searchlight is used in defilade or with its beam spread to maximum width. (FRA)