EL, a luminous green environmental protection, safety, energy conservation a high-tech new products, the cold is an advanced light source.
EL电发光属于绿色环保、安全、节能的一种高科技的新型产品，是一种先进的冷光源。
These tunnels have been equipped with the advanced jet and axial shaft ventilation systems, and alarm and monitoring systems. And also a new light source has been employed.
隧道内采用橡胶防水板防渗漏，设置先进的射流和轴流竖井通风系统，配有报警监控系统，采用新光源照明。
5 this lamp USES the international advanced LED light source, the non specialized personnel please do not remove the light fixture structure or change the light bulb.
本灯具采用国际先进的LED光源，非专业人员请不要随意拆卸灯具结构件或更换灯泡。
5 this lamp USES the international advanced LED light source, the non specialized personnel please do not remove the light fixture structure or change the light bulb.
本灯具采用国际先进的LED光源，非专业人员请不要随意拆卸灯具结构件或更换灯泡。
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