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(lin) ϵ : |
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v Ӎ QQ: |
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Y|(zh)C: |
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Ϣ: |
Ѻˌ |
(jng)Iģʽ: |
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Ia(chn): |
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ڵ^(q): |
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a(chn)Ʒ: |
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÷mTͨyT䓺yGB/T2029-80
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÷mTͨyT䓺yGB/T2029-80a(chn)Ʒ̖GB/T2029-80ͨyҪǎCoCMsc҂?ni)ճʹõĿ{(dio)͑(zhn)ŞʹõC͙C |
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2024-10-14 |
2025-10-14 |
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ÿP(gun)yДyȼ]yGB/T5744-93
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ÿP(gun)yДyȼ]yGB/T5744-93ÿP(gun)yGB/T5744-93(q)ӷʽ;ASAQASSAQSք;BSBSSBQBQSSmý|(zh);ȼQ;PN0 |
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2024-10-14 |
2025-10-14 |
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~ͨyMˮyGB/T2030-2008
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~ͨyMˮyGB/T2030-2008a(chn)Ʒ̖GB/T2030-2008ͨyҪǎCoCMsc҂?ni)ճʹõĿ{(dio)͑(zhn)ŞʹõC͙C |
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2024-10-14 |
2025-10-14 |
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ÚӿP(gun)yӾoДyGB/T5744-2008
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ÿP(gun)yGB/T5744-93(q)ӷʽ;ASAQASSAQSք;BSBSSBQBQSSmý|(zh);ȼQ;PN0.25MPAQͨDN20-DN150 |
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2024-09-15 |
2025-09-15 |
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