City Public Transit Network
active public transit priority
broken-telescope transit
broken transit instrument
Beijing urban rail transit
Beijing urban mass transit
Beijing Rail Transit Line
bay area rapid transit district
杭州湾资源和环境研究会
港湾水域快速通过地带
海湾区快速通行地带港湾水域快速通过地带
海湾区快速通行地带
base level transit cycle