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ľ|(zh)̿(qing)Ȝy(c)E

2012-03-01 14:49 (li)Դ:δ֪

 

    ľ|(zh)̿(qing)Ȝy(c)E
    1 
    (bio)(zhn)Ҏ(gu)ľ|(zh)̿(qing)ȵĜy(c)
    (bio)(zhn)mڴ(sh)w̿,m
    2 Ҫ
    һ|(zh)ԇӣ(jng)ʧȥ|(zh)ռٷ?jn)?sh)ˮֺ
    3 x
    3.1 늟ظ
    3.2 ƽ0.1mg
    4 E
    4.1 mС180μmռ(yu)(sh)Ļ̿
    Q(chng)ȡ1-2gQ(chng)(zhn)0.5mgԇӣA(y)ȸͷQ(chng)^(gu)ķQ(chng)ƿУԇڷQ(chng)ƿĵײȾڜض{(dio)(ji)150?5늟ظ(ni)һ3 hȡڸУsҜغQ(chng)
    4.2mȴ180μmռ(yu)(sh)Ļ̿
    Q(chng)ȡ5-10gQ(chng)(zhn)2mgԇӣA(y)ȸͷQ(chng)^(gu)ķQ(chng)ƿԇڷQ(chng)ƿĵȾڣ150?5c(din)ظиأһ3 h򣩣ȡڸsҜغQ(chng)
    5 Y(ji)Ӌ(j)
    m— m1
    X = ?100 …………………… (1)
    m—m2
    ʽУ X --- ˮֺ%
    m1--- ԇӼӷQ(chng)ƿ|(zh)g
    m2----Q(chng)ƿ|(zh)g;
    m ----ԭʼԇӼӷQ(chng)ƿ|(zh), g
    (gu)|(zh)g(sh)O(jin)1999-11-10(zhn) 2000-04-01(sh)ʩ
    GB/T12496.6 - 1999
    6ܶcƫ
    ɴΜy(c)Y(ji)ƫֵ3%
   


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