PDF(358 KB)
Experimental Research and Application of High Voltage Sodium Lamp and Low Emitting Diode Combined Lighting in Tunnel
WANG YA-Qiong, XIE Yong-Li, LAI Jin-Xing
Chinese Journal of Underground Space and Engineering ›› 2009, Vol. 5 ›› Issue (3) : 505-509.
PDF(358 KB)
PDF(358 KB)
Experimental Research and Application of High Voltage Sodium Lamp and Low Emitting Diode Combined Lighting in Tunnel
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