交通信号灯已经开始进入招投标程序，遴选新型交通信号灯的供应商，投标将于下周结束。
TfL has now launched a tender process to identify a supplier for the new traffic lights, the application period for which closes next week.
交通信号灯已经开始进入招投标程序，遴选新型交通信号灯的供应商，投标将于下周结束。
TfL has now launched a tender process to identify a supplier for the new traffic lights, the application period for which closes next week.
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