日韩精品一区二区三区+在线观看,亚洲熟女诱惑一区二区,日本一道本,色妞色视频一区二区三区四区

The urban rail comprehensive operation simulation training system can be used to train and assess the job skills of personnel in various positions of urban rail transportation. The system is based on the real principle of simulation, which can restore the actual situation of the operation site to the greatest extent, and can meet the needs of each profession and each post in terms of primary standard operation, abnormal handling of faults, multi-work emergency drills, equipment maintenance and other aspects of examination and training.