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AASHTO T 257
Standard Method of Test for Instrumental Photometric Measurements of Retroreflective Materials and Retroreflective Devices
Year: 2008
Abstract: This standard covers procedures for instrumental determinations of photometric characteristics of retroreflective materials and retroreflective devices.
The values stated in SI units are to be regarded as the standard.
The values stated in SI units are to be regarded as the standard.
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| contributor author | AASHTO - American Association of State Highway and Transportation Officials | |
| date accessioned | 2017-09-04T17:15:21Z | |
| date available | 2017-09-04T17:15:21Z | |
| date copyright | 01/01/1996 (R 2008) | |
| date issued | 2008 | |
| identifier other | ZCUZMCAAAAAAAAAA.pdf | |
| identifier uri | https://yse.yabesh.ir/std/handle/yse/138720 | |
| description abstract | This standard covers procedures for instrumental determinations of photometric characteristics of retroreflective materials and retroreflective devices. The values stated in SI units are to be regarded as the standard. | |
| language | English | |
| title | AASHTO T 257 | num |
| title | Standard Method of Test for Instrumental Photometric Measurements of Retroreflective Materials and Retroreflective Devices | en |
| type | standard | |
| page | 22 | |
| status | Active | |
| tree | AASHTO - American Association of State Highway and Transportation Officials:;2008 | |
| contenttype | fulltext |