Evolution mechanism and generation method of urban rail transit network Development mechanism and organization method of urban and rural transit 并列题名：Design practice and innovation of urban rail transit depot 并列题名：Theory and application of operation safety assurance of urban rail transit network 并列题名：Leakage diffusion mechanism and safety monitoring technology of urban gas pipeline network 并列题名：Evolution mechanism and efficiency of innovation cluster Leakage diffusion mechanism and safety monitoring technology of urban gas pipeline network 并列题名：Electromechanical system and budget estimate of urban rail transit project 并列题名：Large passenger flow management and control in urban rail transit networks 并列题名：Control theory and method of marco traffic network