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        1. Ӣҽ̾W(wng) > > }ĿԔ
          nnͬW(xu)İְֵڳo(li)һ(g)ؐnn؄eϲg팍(sh)(yn)ԼO(sh)Ӌ(j)һ(g)y(c)ؐܶȵČ(sh)(yn)
          ġбPƽaС(x)ˮ
          E
          1бPƽy(c)ؐ|(zh)
          ƽĘ(bio)DʾСa|(zh)c(bio)̶ֵͬy(c)ǰƽˮƽƄ(dng)δa(bio)ߵ
          0㡱
          0㡱
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          P50gaƽָƫ(c)@r(sh)ؐ|(zh)
          Сڡڡ򡰴ڡ50gټ5gaָƫ҂(c)(li)IJǣ
          ȡ5gaŻaƄ(dng)δa
          ȡ5gaŻaƄ(dng)δa
          ֱƽƽ⣮?qng)Dʾxؐ|(zh)m=
          53.4
          53.4
          g
          2y(c)С|(zh)m1
          3bˮĴͿյСψD14ʾãˮˮڣ
          4ü(x)Ғؐ](mi)ڴвˮM(jn)С
          5y(c)нˮСĿ|(zh)m2
          Y(ji)
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          1ʹƽy(c)w|(zh)r(sh)Ȍƽˮƽ_(ti)ϣδaƵ(bio)˵̾̎{(dio)(ji)Mɶ˵ƽĸʹƽƽwƽPδaƽұPͨ^(gu)Ӝpa{(dio)(ji)δaژ(bio)ϵλʹƽƽ⣨ָƫf(shu)wأͨ^(gu)aƄ(dng)δaʹƽƽָƫf(shu)aأҪpaPw|(zh)ұPa|(zh)δaʾ(sh)
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          ⣺1ʹƽy(c)w|(zh)ǰҪƽˮƽδaƵ(bio)˵̾̎{(dio)(ji)ƽĸʹƽƽ
          ؐPaұPָƫf(shu)߅ؐؐ|(zh)a|(zh)5gaָƫf(shu)߅a(yng)ԓȡ5gaͨ^(gu)Ƅ(dng)δaƄ(dng)δaஔ(dng)ұPмϸСaֱƽƽ⣮
          ؐ|(zh)m=50g+3.4g=53.4g
          Y(ji)
          Ӌ(j)ˮ|(zh)mˮ=m2-m1æ=
          m
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          m2-m1
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          Ӌ(j)ؐܶȦؐ=
          m
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          ʴ𰸞飺10㡱ƽĸڣȡ5gaŻaƄ(dng)δa53.4
          Vˮ=
          m2-m1
          ˮ
          
          ڦؐ=
          m
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          ˮ
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          Ŀ (li)Դ }

          nnͬW(xu)İְֵڳo(li)һ(g)ؐnn؄eϲg팍(sh)(yn)ԼO(sh)Ӌ(j)һ(g)y(c)ؐܶȵČ(sh)(yn)
          ġбPƽaС(x)ˮ
          E
          1бPƽy(c)ؐ|(zh)
          ƽĘ(bio)DʾСa|(zh)c(bio)̶ֵͬy(c)ǰƽˮƽƄ(dng)δa(bio)ߵ______̶̎{(dio)(ji)______ʹƽƽ⣮y(c)r(sh)Ҏ(gu)______P50gaƽָƫ(c)@r(sh)ؐ|(zh)______Сڡڡ򡰴ڡ50gټ5gaָƫ҂(c)(li)IJǣ______ֱƽƽ⣮?qng)Dʾxؐ|(zh)m=______g
          2y(c)С|(zh)m1
          3bˮĴͿյСψD14ʾãˮˮڣ
          4ü(x)Ғؐ](mi)ڴУвˮM(jn)С
          5y(c)нˮСĿ|(zh)m2
          Y(ji)
          ˮweǣ______ˮܶæˮʾ
          ؐܶǣ______σɿñ}гF(xin)^(gu)ĸ̖(ho)ʾ

          鿴𰸺ͽ>>

          Ŀ (li)Դ2012꽭о(zhn)пģMԇ棩 }

          nnͬW(xu)İְֵڳo(li)һ(g)ؐnn؄eϲg팍(sh)(yn)ԼO(sh)Ӌ(j)һ(g)y(c)ؐܶȵČ(sh)(yn)
          ġбPƽaС(x)ˮ
          E
          1бPƽy(c)ؐ|(zh)
          ƽĘ(bio)DʾСa|(zh)c(bio)̶ֵͬy(c)ǰƽˮƽƄ(dng)δa(bio)ߵ______̶̎{(dio)(ji)______ʹƽƽ⣮y(c)r(sh)Ҏ(gu)______P50gaƽָƫ(c)@r(sh)ؐ|(zh)______Сڡڡ򡰴ڡ50gټ5gaָƫ҂(c)(li)IJǣ______ֱƽƽ⣮?qng)Dʾxؐ|(zh)m=______g
          2y(c)С|(zh)m1
          3bˮĴͿյСψD14ʾãˮˮڣ
          4ü(x)Ғؐ](mi)ڴУвˮM(jn)С
          5y(c)нˮСĿ|(zh)m2
          Y(ji)
          ˮweǣ______ˮܶæˮʾ
          ؐܶǣ______σɿñ}гF(xin)^(gu)ĸ̖(ho)ʾ

          鿴𰸺ͽ>>

          Ŀ (li)Դ

          nnͬW(xu)İְֵڳo(li)һ(g)ؐnn؄eϲg팍(sh)(yn)ԼO(sh)Ӌ(j)һ(g)y(c)ؐܶȵČ(sh)(yn)

          ġбPƽaС(x)ˮ

          E

          1бPƽy(c)ؐ|(zh)

          ƽĘ(bio)D14ʾСa|(zh)c(bio)̶ֵͬy(c)ǰƽˮƽϣƄ(dng)δa(bio)ߵ         ̶̎{(dio)(ji)             ʹƽƽy(c)r(sh)Ҏ(gu)       P50gaƽָƫ(c)@r(sh)ؐ|(zh)           Сڡڡ򡰴ڡ50gټ5gaָƫ҂(c)(li)IJǣ                             ֱƽƽ?qng)D14ʾxؐ|(zh)m=           g

          2y(c)С|(zh)m1

          3bˮĴͿյСψD14ʾãˮˮڣ

          4ü(x)Ғؐ](mi)ڴвˮM(jn)С

          5y(c)нˮСĿ|(zh)m2

          Y(ji)

          1ˮweǣ____           ______(ˮܶæˮʾ)

          2ؐܶǣ____           __(σɿñ}гF(xin)^(gu)ĸ̖(ho)ʾ)

          鿴𰸺ͽ>>

          ͬ(x)(c)