Thus to create a good lighting environment for the traffic squares, we should not only pay attention to the horizontal illuminance, but also vertical illuminance within the space.
因此塑造良好的交通广场照明环境不能只注重水平照度，还包括垂直方向的光线数量。
Aiming at the safety requirement for the traffic and transportation under bad visibility weather, a lidar visibility meter is designed to measure the horizontal and slant visibility.
针对不良能见度天气下的交通运输安全需求，设计了一台可用于水平及斜程能见度测量的激光雷达能见度仪。
Based on surrounding environment, traffic requirement and construction experience, authors use horizontal freezing method to reinforce soil and mine method to excavate tunnel.
结合周边环境、交通要求及地铁旁通道施工经验，采用水平冻结法加固土体，矿山法开挖。
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