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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 7973-2003 |
Paper，board and pulps--Measurement of diffuse reflectance factor(Diff/Geometry) 纸、纸板和纸浆 漫反射因数的测定(漫射／垂直法) |
China National Standards Paper，board pulps Measurement |
 English PDF |
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