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    • ݋zgz ޸ĕrg2010-08-20 15:46:47 Դվԭ
    • ժҪ:˜Ҏ^Vʽ΢ֵgZaƷgҪz򞷽zҎt־b\ݔAʹ ˜mڸ^Vʽ΢
    •     GB/T6223D1997 GB 622386Self-inhalation filter type particles respiratorҼgO 1997-05-08 1997-11-01ʩ1

      ˜Ҏ^Vʽ΢gZaƷgҪz򞷽zҎt־b\ݔAʹ ˜mڸ^Vʽ΢

      2 ؘ И˜ėlͨ^ڱ˜öɞ鱾˜ʵėl˜ʳrʾ汾ЧИ˜ʶӆʹñ˜ʵĸ̽ӑʹИ˜°汾Ŀ
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      GB282887 zӋӳ򼰳ӱ(mBmęz)
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      4 gҪ ˜Ҏęz򞷽zgܑϱ lҪ

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      ʽz ֮һrMʽz򞣺

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      A1

      ԭ ԇ^ԇȻczҎĚͨ^yփȻcz֮c(^Vǰ)ֵ֮^VЧðٷ֔ʾA2 zO ^VЧʙzOʾDҊD

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      A22 ԇ ݷe l m3A23 cȜyx `ȸ10-5A24 ԇ^ GB 24287̖ҎߴA25 wӋ 0100 Lminȡ2.5

      A26 


      A3 z򞲽E

      ʂ乤 zOʹ̎Bԇԇ^ԇ

      Ȼcl0.10.5mȻcz90120 LmincȜyxyКz
      Ҫ

      _ӳ30 Lminͨ^ԇcȜyxyֺȻcz

      A4 Y ʽ(Al)Ӌ^VЧ

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      B(˜ʵĸ)^Vʽ΢ֺz򞷽B1 ԭ

      ԇԇ^һĚͨ^γɵֵֵؓγɵֵY Paʾ

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      B3 z򞲽EB31 ʂ乤 D BlzBǷ͇B32 _ӳ30Lminͨ^ֵԇ^^΢Ӌ׃yzbϵyP1B33 ԇԇ^^ɾomȻ30 Lminͨ^y֕rP2

      B4 Y ʽ(Bl)Ӌ PP2-P1 (B1)ʽУPPa P1zbϵyPa P2֕rPa z5ȡgƽֵ C(˜ʵĸ)^Vʽ΢ǻz򞷽C1 ԭ ԇ^ˮעc^gĿgͨ^yעˮweʾǻĴСC2 zb ǻzbʾDҊD CllD^2Dԇ3Dע4Dy(A)5DMˮ6DBYƤ܈D Cl ǻzbʾDC21 ԇ^ GB24287̖^bЃ֧MˮC22 ע 200 mLעСʾֵ l mLC3 z򞲽EC31 ʂ乤 ԇֵĺyzw͸ˮԲtwϱĤwȻ󌢿ԇ^D ClMBzǷC32 עˮ עMˮעˮ͸ˮܳFˮrͣӛעˮQ؏zC4 Y ʽC1ӋǻV=V2V1 C1ʽУVǻmL V2עˮmL V1MˮˮmL V1ʽC2Ӌ㣺V1=2R2L C2ʽУRMˮܰ돽cm LMˮLcm ע1cm3=1mLz5ȡgƽֵ

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