可变限速标志 meaning in English
variable speed-limit sign
Examples
- Fiber - optic changeable speed limiting signs of expressway
高速公路光纤型可变限速标志 - Highway led invariable regulating symbol
高速公路led可变限速标志 - Specification for light - emitting diode changeable speed limit signs of expressway
公路led可变限速标志技术条件