久久久久无码国产精品一区_日本欧美中文字幕精品一区_男女激情爽爽爽无限看片的视频_国产18在线播放_日本中文字幕在线_日韩免费一级A毛片在线播放
Chongqing noon news broadcast our project - "tunnel equipped with color changing lights, the pu

time:2017-07-31 11:58:00 browse:4673次


Written report:
Source: Chongqing morning news time: Monday, November 23, 2015


Washington (reporter Liu Min) G50, Shanghai and Chongqing Expressway, Tieshan Ping tunnel and Huashan tunnel recently replaced "chameleon" LED lights, the public driving through the tunnel will be more secure.


"Chameleon" LED lamp light color can be adjusted by the remote control system, the spring and autumn light adjustable for warm white light; summer is white in winter; the light is light yellow light, reduce tunnel lighting and light outside the tunnel contrast, passing vehicles safety guarantee. At the same time, haze days can also be adjusted to yellow light, anti haze function.


The "chameleon" LED lights were put into the eling tunnel in Yuzhong District, Jiulongpo chenjiaping tunnels etc..


top
久久久久无码国产精品一区_日本欧美中文字幕精品一区_男女激情爽爽爽无限看片的视频_国产18在线播放_日本中文字幕在线_日韩免费一级A毛片在线播放