Association of Track and Structure Suppliers什么意思

Ada Target Sensor Subsystem Study艾达靶传感器子系统中学习 Air Transportation Support System空中运输的支持系统 Automated Test Support System自动化测试支持系统 Airway Transportation System Specialist (FAA)空运运输系统专家(FAA) Association of Track and Structure Suppliers协会的跟踪和结构的供应商 Advanced Tactical Support System先进的战术支援系统 Automatic Train Surveillance System自动监测系统 Automated Telephone Switching System (AT&T)自动化电话交换系统(AT&T) Association of Traumatic Stress Specialists协会的创伤压力的专家 Automatic Test Support System自动测试支持系统