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Database: 189760 (18 Oct 2025)
JT/T 688-2022 English PDF
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JT/T 688-2022
: (retroreflective term)
Status: Valid
JT/T 688: Evolution and historical versions
Standard ID
Contents [version]
USD
STEP2
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Standard Title (Description)
Status
PDF
JT/T 688-2022
English
459
Add to Cart
4 days [Need to translate]
(retroreflective term)
Valid
JT/T 688-2022
JT/T 688-2007
English
439
Add to Cart
3 days [Need to translate]
Retroreflection vocabulary
Obsolete
JT/T 688-2007
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Basic data
Standard ID
JT/T 688-2022 (JT/T688-2022)
Description (Translated English)
(retroreflective term)
Sector / Industry
Highway & Transportation Industry Standard (Recommended)
Classification of Chinese Standard
R04
Word Count Estimation
20,243
Date of Issue
2022-09-13
Date of Implementation
2022-12-13
Older Standard (superseded by this standard)
JT/T 688-2007
Issuing agency(ies)
Ministry of Transport
Summary
This standard specifies the basic terms related to retroreflection, the terms of geometric conditions for retroreflection measurement and other terms and definitions related to retroreflection. This standard applies to the field of photometry related to retroreflection.