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| 标准化科学原则常设委员会 | |||
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Standing Committee for the Scientific Principles of Standardization : 1 do fraz, 1 tematyki |
| Pospolicie | 1 |
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| 标准化科学原则常设委员会 | |||
|
Standing Committee for the Scientific Principles of Standardization : 1 do fraz, 1 tematyki |
| Pospolicie | 1 |