求翻译：11. 本工程所有灯具功率因数应达到0.90以上，均带PE接线端子，荧光灯配高效电子镇流器，采用三基色荧光灯管，显色性指数Ra=85。节能筒灯配高效电子镇流器。是什么意思？

Lamp power factor of 11. Works should reach 0.90 or more are with pe terminals, fluorescent lamps with high efficiency electronic ballasts, trichromatic fluorescent tubes, color rendering index ra = 85. Saving Downlight with efficient electronic ballasts.

11. The works all lamps power factor should reach more than 0.90 and are all PE terminal, fluorescent lights with electronic ballasts, and efficiently with the 3 Basic Colors fluorescent tube, color rendering index Ra = 85. Equipped with energy-efficient lamps and electronic ballasts.

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11. this project all lamp power factor 0.90 per cent, with PE connection terminals, equipped with efficient electronic ballasts for fluorescent lamps, Tri-phosphor fluorescent tubes, color rendering index Ra=85. Energy-saving lamp equipped with efficient electronic ballasts.

11. This project all lamps and lanterns power factor should achieve above 0.90, brings the PE binding clamp, the fluorescent lamp to match the highly effective electronic ballast, uses three primary color fluorescence tube, color rendering property index Ra=85.The energy conservation tube lamp match