【英文翻译】轨道交通对缓解深圳市城市发展存在问题作用初探

The primary research of solving the problem of urban development in ShenZhen by rail transit

城市轨道交通是城市公共交通的骨干。它具有节能、省地、运量大、全天候、无污染（或少污染）又安全等特点，属绿色环保交通体系，符合可持续发展的原则，特别适应于大中城市。城市轨道交通种类繁多，按照用途可分为城市铁路、市郊铁路、地下铁道、轻轨交通、城市有轨电车、独轨交通、磁悬浮线路、机场联络铁路、新交通系统等。

Urban rail transit is an all-encompassing term for various types of local rail systems serving urban or older suburban areas The vast majority of modern urban rail vehicles run on electricity The set of urban rail systems can be roughly subdivided into four categories, which sometimes overlap, causing some systems or lines to have aspects of each。

From Wikipedia

At peak hours, to take the train from the rear yard line to turn back legislation to line break Start time because of work 7 minutes, start in the compact (3 minute interval) cases must be made to take up 4 lines, will be made to Unit 4 in the first half for the start line, the second half 3 shares issued to the line for vehicle access (As the final 6 minutes of time to work, only three lines can not be made to access 3 minutes interval in a row to reach the train)

In the off-peak hours, the train line to take this break legislation 7 shares issued to the line can be carried out next train operations

In the next train, the train originating from, to start again from the arrival terminal, at least 45 minutes 10 seconds (downlink direction) / 44 minutes 15 seconds (uplink direction), only reached the next train (Tianjin Station) , The peak hours up to be able to start 15; as early summit and to meet the needs of start, Tianjin night stand at least 10 more parking

At departure time, since the peak hours then made 15 pairs of trains (because of the train station stop in the middle), end-to-fat line of departure and arrival capacity is tight, so the train departure point in time there is no law that can not be established standardized plans to run