Automatic Bus Stop Annunciator
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
average core transit time
avalanche transit time oscillator
avalanche transit time diode
automatic transit telex network
automatic transit equipment
auto transit telex facility