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Advertising display unit is activated by pedestrian sensor with time, air temperature and minimum and maximum number criteria
Advertising display unit is activated by pedestrian sensor with time, air temperature and minimum and maximum number criteria
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机译:广告显示单元由行人传感器根据时间,气温和最小和最大数量标准激活
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摘要
An advertising display unit (2) is activated to show adverts selected according to time and air temperature when pedestrians pass within range of an electronic sensor monitoring their number and direction of movement against minimum and maximum criteria.
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