JT/T 607-2021 Display and Management of Variable Message Sign Information on Highways
Standard Number: JT/T 607-2021(JT/T607-2021)Chinese:高速公路可变信息标志信息的显示和管理English:Display and Management of Variable Message Sign Information on Highways Effective Date:2022-02-01Standard Applicability:This standard applies to the display and management of highway variable message sign information. PDF…