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        ѽQ p֣0 ᆖrg 2008-09-02 14:59 - Qrg 2008-09-02 17:16
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        ʳ}ıƷˮa(chn)B(yng)ֳҲl(f)]ɻȱˮa(chn)B(yng)ֳп͚x߀ˮڷβ@Ч

        1A(y)ˮ1mˮÿ2.5kg5.0kg}ˮȫ؝ɷ^붬ǰԽ~ذÿˮʳ}50kgңЧA(y)_ˮùͼ(x)~

        2(x)~ÿ500kg~ÿʳ}S500gB7ͬrÚЧίcײwȼ(x)~(yn)ؕrBÃɴΡ

        3l(f)ԳѪÿ500kg~ʳ}SSSθ500gBι3졫5ͬrˎBÃɴ

        4ˮùԽ~N~~w܂紺򶬼ˮ^͕rˮù3%5%ʳ}ˮԡ10min15minȫ؝ʳ}СKˮ500g/m3
        5x3%ʳ}ˮϴxļ~Ļ~N1ϵ~Nϴrgm(dng)L1.7%2%ʳ}ˮϴxļ~Ļ~N30minxָh(hun)xȫ~ȫÓ

        6ݲɌԭеijˮų1/3עrˮȻ1ppmˮwȫر鞢ʳ}ˮB2졫3켴
          شߣ xuexiyixia   2008-09-02 17:16   
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