Unit 1 The Basic Vocabulary of the Subway 地铁的基本词汇 Unit 2 Sentences Commonly Used in the Subway Service 地铁中的常用句子 Unit 3 The Situational Dialogues in the Subway 地铁中的情景对话 Unit 4 Passenger Service Rules in the Subway 地铁中客运服务规定 Unit 5 The Rules of Ticket Sales 售票规定 Unit 6 ATC System of the Subway 地铁ATC系统 Unit 7 Metro and Light Rail 地铁与轻轨 Unit 8 The Meaning and Function of Interlock 联锁的含义和作用 Unit 9 The Present Situation of Foreign Subways 国外地铁的现状 参考文献
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