词条„changeable message sign“在英语 » 德语中的译文

changeable message sign INFRASTR

专业词汇

changeable message sign

Wechselverkehrszeichen

单语范例（未经PONS编辑处理）

英语

It includes traffic cameras, changeable message signs, ramp meters, and a traffic speed sensor system.

en.wikipedia.org

Changeable message signs will also be present to warn drivers in advance.

sfbay.ca

They dispatch tow trucks and ambulances, update 511 information, and generally try to control the flow of vehicles using elements like changeable message signs, detection stations, and ramp metering.

kalw.org