Performing traffic studies requires a good potential of organizing high volume of work force in short time. In addition, there is a need to methods for a good monitoring. These are as main characteristics of NIKRAD. آذر ۳, ۱۳۹۶By nisr-adminStatistical StudiesLeave a commentStatistical Studiesمطالعات ترافیک About the author Social PollsUrban Studies