1 交通咨询部分 central toll management company 中央收费管理公司 existing toll system 现有收费系统 management company 管理公司 traffic control and surveillance system 交通监控系统 vehicle type (small/ medium / large / very large / special large ) 车型 goods vehicle (GV) 货车 passenger vehicle(PV) 客车 container vehicle 集装箱车 heavy vehicle 重型车 vehicle ferry pier 车辆渡轮码头 ro-ro ferry terminal 滚装船码头 over load (车辆)超载 Annual Average Daily Traffic (AADT) 年平均日交通量 cross sectional traffic flow 断面流量 entry and exit traffic flow 出入口流量 annual toll revenue 年收费 cumulative toll revenue 累计收费 toll revenue statistics 收费收入统计数据 toll station 收费站 toll rate 收费标准 adjustment for toll rate 收费标准调整 preferential toll rate 优惠收费标准 Gross Domestic Product (GDP) 国内生产总值 growth assumption 增长假设 GDP growth forecast GDP 增长预测 historical economic statistics 历史经济数据 histo