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        1. }ĿijW(xu)dȤСMͬW(xu)(j)ṩăxˎƷώָ(do)ˆDxbM(jn)Ƃ䌍

          1xaQ 

          2ͬW(xu)ψDxAEbõĽMȡԓ(yng)ĻW(xu)ʽ飺 .zƤBbAEеIJ(do)ܕr(yng)ȰѲܿ ȻѲܲzƤռwǰ(yng)ƿbM w ռ߀xõb 

          3ͬW(xu)Qȡһ|(zh)ضȿ250ӟȡԓ(yng)ĻW(xu)ʽY(ji)rͬW(xu)l(f)F(xin)ˮռՓa(chn)ᘌ@һF(xin)ͬW(xu)M(jn)̽

          []I(yng)ɵ ֽų

          II(yng)ɵ ֽų

          III(yng)ɵֽⶼų

          [C]ͬW(xu)ֳɃɽMքeM(jn)Ќ򞣺

          һMͬW(xu)ȡһ|(zh)250l¼ӟһΕrgsy|(zh)׃t____e`ڶMͬW(xu)ȡ250l¼ӟ]Üy|(zh)ķó˲II_ĽY(ji)ՓԓMͬW(xu)x񺆆εČ򞷽 .

          [չ]l(f)F(xin) wӟȡķ(yng)ʺKMnO4wcwϼӟtķֽʴӿՈfķֽⷴ(yng)Ƿ߻ xʲô .

          𰸡(1)Fƿ

          (2) ˮƬC

          (3)[C]юǵľlԇľl(f)ȼ[չ] i⛷ֽҲa(chn)ͬra(chn)Ķi⛵ķֽ߻ã

          1xaFƿFƿ

          2xAEbõĽMȡڹ-Һ^ֽȡ⣬^ֽĻW(xu)ʽzƤBbAEеIJ(do)ܕr(yng)ȰѲܿڝȻѲܲzƤܣռwǰ(yng)ƿbMˮwϲƬⲻˮܶȱȿ՚ռ߀xbCˮƬC

          3C250l¼ӟһΕrgsy|(zh)׃f250riֽܷԲe`

          ȡi250l¼ӟюǵľlԇľl(f)ȼf_юǵľlԇľl(f)ȼ

          [չ]˸i֮a(chn)ٶȼӿi⛷ֽҲa(chn)⣬ͬra(chn)Ķi⛵ķֽ߻i⛲Ǵ߻i⛷ֽҲa(chn)⣬ͬra(chn)Ķi⛵ķֽ߻ã

          ԇ}(1)(j)x;Q(2) (j)AEbõĽMȡڹ-Һ֪^Һȡ⣬(j)(yng)ԭʽ(j)ܶȺܽԷռ(j)ܺzBӕrpСĦˮܝ(3)C(j)F(xin)Ɣ(j)ęz򞷽Îǵľl(j)iܟֽii⛷(yng)Ĵ߻Y(ji)ϴ߻ĸc(din).

          (x)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ

          }ĿDʾnjҳõƂwČbã(j)ҪشІ}

          1ΙzAbõĚ

          2 øiȡ⑪(yng)xõb ĸ

          (yng)ĻW(xu)ʽ 

          3ҿ}wcⰱˮڳ»ȡ⣬˵õƽ(wn)İ(yng)xİl(f)b ĸ

          4ռijwķҪȡQ@Nw|(zh)ژ(bio)r£ܶȞ0.771g/LҰOˮռǑ(yng)xõb

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿW(xu)һTԌA(ch)ȻW(xu)DnjҳõIJ֌xDՈҪش

          1F(xin)Ȼcw50g|(zh)?jn)?sh)10%ȻcҺ^вҪČx ______ ̖

          2ҪČ򞲽Eǣ

          Ӌ㣺ӋȻcw|(zh)ˮwe

          Q

          aʹ÷Qxĵһǣ^̣ _________

          bQȡ5gȻcwȡˮwer(yng)x _________ mL1050100Ӌx

          ܽ⣺QõȻcw(do)УȻˮʹܽ裮

          bƿúõҺbx _________ xQNϘ(bio)

          `ȡˮwerҕx(sh)t(do)Һ|(zh)|(zh)?jn)?sh) _________ ƫƫС򡰲׃

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿijͬW(xu)ˆDbFԭ팍򞡣

          (yng)֮ǰ(yng) _________ ӟA̎ĬF(xin)_________________ԓͬW(xu)ȡFƷ10ˣs|(zh)(yng)_IJEȫ(yng)y(yng)йwʣ7.6tƷF|(zh)?jn)?sh)ǶӋ^̣

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿՈ   ķNԪxһN׷NԪҪĻW(xu)ʽ

          1ܹwĚw 2|(zh)СĚw 

          3ȻӲ|(zh) 4w(ni)|(zh) 

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀȥ̼лһ̼_

          Aȼľlc(din)ȼ Bͨ^Ɵľ̿

          Cͨ^ʯˮ Dͨ^Ɵ~

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          ĿлW(xu) Դ

          }ĿЈDʾ_

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿI(y)ϳúKʹȼĿ

          ApúM(fi) Bp

          Cpٶ̼ŷ Dpγ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿҺD(zhun)^l(f)׃

          A׃?yu)鼃?/span> BgĿ϶

          CW(xu)|(zh)l(f)׃ Dӿ(sh)

          鿴𰸺ͽ>>

          ͬ(x)Դ