reduce the number of vehicles的意思|示意

减少机动车辆 减少机动车辆reduce the number of vehicles 实行严格机动车排放标准implement strict vehicle emission standards ..

减少车辆 perfect the construction of urban infrastructure完善城市基础设施建设 reduce the number of vehicles减少车辆 implement strict vehicle emission standards制定严格的汽车排放标准 ..