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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| JJG(HY)03-1997 |
(Optical refraction salinity meter verification procedures) |
China Metrological
Standards Optical refraction |
 English PDF |
| JJG 895-1995 |
Verification Regulation of the Characterization Systems for the Refraction Index Profile and Geometric Parameters of Optical Fiber 光纤折射率分布和几何参数测量仪(折射近场法) |
China Metrological
Standards Optical refraction |
English PDF |
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