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    F=gV=1.0103ǧ/310ţ/ǧˡ0.510-43=0.5ţ

     

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    Ӣҽ̾W(wng)ijͬW(xu)̽ĴСcҺwܶȺw_ҺwweǷP(gun)Čӛ䛵Č򞔵(sh)(j)±
    Δ(sh) Һwܶ
    /103kg?m-3
    _ҺwweV/cm3 w
    G/N
    yӋʾ(sh)F/NҺwУ
    F/N
    1 0.8 50 7.0 3.0 4.0
    2 1.0 50 7.0 2.0 5.0
    3 1.2 50 7.0 1.0 6.0
    4 1.0 60 8.0 2.0 6.0
    5 1.0 70 10.0
    15ΌwҺwЕrɜyӋʾ(sh)DʾtеĢڃ̎Ĕ(sh)(j)(yng)飺
     
     

    2
     
    
     
    5   Ό̽ĴСcw_ҺwweǷP(gun)
    3ՈDбwʾD
    4(j)123Ό򞔵(sh)(j)ó̽Y(ji)Փǣ
     

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    2013?(j)ϣ꼉6ͬW(xu)D1ʾČb̽ĴСcw_ҺwweP(gun)ϵw_ҺwwewϵĿ̶Ⱦ@ʾСͨ^õ˱һеČ򞔵(sh)(j)

    һ
    Δ(sh) ƾܶȦ/kgm3 w_ҺwweV/cm3 wG/N yӋʾ(sh)F/N F/N
    1 0.8 40 2 1.7 0.3
    2 50 2 1.6 0.4
    3 60 2 1.5 0.5
    1һеČ򞔵(sh)(j)СóČY(ji)Փǣ
    ͬһҺww_ҺwweԽܵĸԽ
    ͬһҺww_ҺwweԽܵĸԽ

    2СС(qing)M(jn)нrl(f)F(xin)С(qing)mȻԼóͬČY(ji)ՓʹõҺwӛ䛵Č򞔵(sh)(j)ȫһӣС(qing)ӛ䛵Č򞔵(sh)(j)

    Δ(sh) ˮܶȦ/kgm3 w_ҺwweV/cm3 wG/N yӋʾ(sh)F/N F/N
    1 1103 40 2 1.6 0.4
    2 50 2 1.5 0.5
    3 60 2 1.45 0.6
    ڌ˵Č򞔵(sh)(j)M(jn)оCϷl(f)F(xin)ĴСc_ҺwweP(gun)߀c
    Һwܶ
    Һwܶ
    P(gun)
    3ڌȃ˵Ĕ(sh)(j)r߀l(f)F(xin)ʹڲͬҺwУwҲܵһӴĸҸСȕrƾܶС_ƾweʹˮܶȴ_ˮweСܴˆl(f)С(qing)P(gun)ڸСһµIJ룺ĴСܸ
    w_ҺwС
    w_ҺwС
    ȣ
    4D2ʾbM(jn)˶Όl(f)F(xin)ÿʹɏɜyӋĂȔ(sh)F1F2F3F4֮gMP(gun)ϵʽ
    F1-F3=F4-F2
    F1-F3=F4-F2
    дCС(qing)µIJ_ģl(f)F(xin)õČY(ji)ՓͰ׵ԭһµģ
    5׵ԭ鸡ձҎ(gu)һеČ򞔵(sh)(j)(yng)@һY(ji)ՓСsl(f)F(xin)һ13ɴΔ(sh)(j)c@һY(ji)ՓcС(qing)м(x)J(rn)飬@ڌМy`ģՈһy`ľwԭ
    ɿ̶Ⱦ@ʾ_Һwweɵ`򏗻ɜyӋxɵ`
    ɿ̶Ⱦ@ʾ_Һwweɵ`򏗻ɜyӋxɵ`

    鿴𰸺ͽ>>

    2012?BijͬW(xu)̽ĴСcҺwܶȺw_ҺwweǷP(gun)Čӛ䛵Č򞔵(sh)(j)±
    Δ(sh) Һwܶ
    /103kg?m-3
    _ҺwweV/cm3 w
    G/N
    yӋʾ(sh)F/NҺwУ
    F/N
    1 0.8 50 0.70 0.30 0.40
    2 1.0 50 0.70 0.20 0.50
    3 1.2 50 0.70 0.10 0.60
    4 1.0 60 0.84 0.20 0.60
    5 1.0 70 0.98
    15ΌwҺwЕrɜyӋʾ(sh)D11ʾtеĢڃ̎Ĕ(sh)(j)(yng)飺
    0.28N
    0.28N
    0.7N
    0.7N

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    1
    1
    2
    2
    
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    Ό̽ĴСcҺwܶǷP(gun)
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    Ό򞔵(sh)(j)
    4(j)򞔵(sh)(j)ó̽Y(ji)Փǣ
    wܵĴСcҺwܶȺw_ҺwweСP(gun)
    wܵĴСcҺwܶȺw_ҺwweСP(gun)

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    ijͬW(xu)̽ĴСcҺwܶȺw_ҺwweǷP(gun)Čӛ䛵Č򞔵(sh)(j)±(ÿһD2)

    Δ(sh)

    Һwܶ

    /103kgm-3

    _ҺwweV/cm3

    w

    G/N

    yӋʾ(sh)F/NҺwУ

    F/N

    1

    0.8

    50

    0.70

    0.30

    0.40

    2

    1.0

    50

    0.70

    0.20

    0.50

    3

    1.2

    50

    0.70

    0.10

    0.60

    4

    1.0

    60

    0.80

    0.20

    0.60

    5

    1.0

    70

    1.00

    15ΌwҺwЕrɜyӋʾ(sh)D11ʾ

    tеĢڃ̎Ĕ(sh)(j)(yng)飺______________

    2______________5   Ό̽ĴС

    cw_ҺwweǷP(gun)

    3Ո҈DбwʾD

    4(j)1 2 3Ό򞔵(sh)(j)ó̽Y(ji)Փǣ______________

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    ССAÈDo̽wlČ򞣮ՈM(yng)_(ni)ݣ
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    ׵ԭF=gv
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    D^(sh)(j)ówϸėl

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