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÷mTͨyT䓺yGB/T2029-80
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÷mTͨyT䓺yGB/T2029-80aƷ̖GB/T2029-80ͨyҪǎCoCMsc҂ճʹõĿ{͑(zhn)ŞʹõC͙C |
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2024-10-14 |
2025-10-14 |
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ÿPyДyȼ]yGB/T5744-93
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ÿPyДyȼ]yGB/T5744-93ÿPyGB/T5744-93ӷʽ;ASAQASSAQSք;BSBSSBQBQSSmý|;ȼQ;PN0 |
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2024-10-14 |
2025-10-14 |
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ݼy䓽ֹys՚ֹyGB/T594-83
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ϺƺyT˾ṩݼy䓽ֹys՚ֹygb/t594-83ƺ봬yT-ϺƺyT˾ҪaƷдõyҺصy늄ӵyÚӵyýֹyly |
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2024-10-14 |
2025-10-14 |
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~ͨyMˮyGB/T2030-2008
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~ͨyMˮyGB/T2030-2008aƷ̖GB/T2030-2008ͨyҪǎCoCMsc҂ճʹõĿ{͑(zhn)ŞʹõC͙C |
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2024-10-14 |
2025-10-14 |
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òPʽֹy~[ʽyJIS F7371
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˴5KTFʽֹyJISF7372̖:JISF7372mý|:ͺ}ˮضt120oˮQ:0.5MPa5KQͨ:DN50-DN250mBӘ˜JISB2210 |
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2024-10-14 |
2025-10-14 |
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÷mPplyCB/T3955-2004
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÷mPplyCB/T3955-2004ʽAASͷmBӳߴ磺GB/T569GB/T2501Q0.25-0.6mpaQͨ:DN50-DN500yw|P䓿ƺ봬÷m |
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2024-10-14 |
2025-10-14 |
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