Drivers' Stress and Driving Safety
wang jun guo 1; pang guo qiang 2; jia zhi xuan 3 (1.shanxi yanbei transportation company ltd.; datong; shanxi 037006; china; 2.jinzhong branch of shanxi provincial highway bureau; yuci; shanxi 030600; china; 3.taiyuan heavy machinary college; taiyuan; sh
..............page:61-62
..............page:21-22,25
..............page:17-18,28
..............page:39-40,52
..............page:48-49,56
The Study of Taiyuan-Jiuguan Freeway Afforestation Achievement
yu li yun 1; qi zhong wen 2; yu cui yun 3 (1.shanxi provincial freeway administration; taiyuan; shanxi 030006; china; 2.shanxi provincial design institute of communications; taiyuan; shanxi 030012; china; 3.shanxi provincial capital construction engine
..............page:23-25