ISSN 2096-4498

   CN 44-1745/U

二维码
Intelligent Control System of FrequencyConversion  Traction Locomotives Based on PLC System
SUN Zhihong, WANG Qian, ZHANG Lixiu
Tunnel Construction . 2012, (1): 131 -133 .  DOI: 10.3973/j.issn.1672-741X.2012.01.024