后备照明系统 secondary lighting 机舱照明系统 engine room lighting system; engine-room lighting system ..
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emergency secondary lighting 应急备用照明系统
secondary lighting
二次照明
以上为机器翻译结果,长、整句建议使用 人工翻译 。
In order to achieve the required illumination on a plane and meet the requirements of a lighting system, it is necessary to do the secondary design for optics system.
为在平面上实现所需的照明,满足照明系统的要求,需要对光学系统进行二次设计。
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