0.65*(88+X)=48+19
    30/(t/368365.1+e^(0.0315*t)/ 25.86)+ 905.1*e^(-0.0230075*t)- 5172=0
    4/2333＝（m/342）÷（（（m/342）+（（1000-m）/18））
    1680.9* e^( -0.02527*t)- 5172=0
    0.6*(88+x)=48+x
    30/(t/3108276+e^(0.00841*t)/58.32)+2041.2*e^(-0.010726667*t)-1=0
    30/(t/3108276+e^(0.00841*t)/58.32)+2041.2*e^(-0.010726667*t)-20000000000=0
    30/(t/3108276+e^(0.00841*t)/58.32)+2041.2*e^(-0.010726667*t)-11664=0
    30/(t/3108276+e^(0.00841*t)/58.32)+2041.2*e^(0.010726667*t)-20=0
    30/(t/3108276+e^(0.00841*t)/58.32)+2041.2*e^(0.010726667*t)-11664=0
    10.1-x/0.4=1/5
    （12827*0.0398+X）/（12827-X)=0.1
    【（220+220）*21-x】*0.9+8*21=6636
    30/1000/60/（pi*0.002^2）
    x-(x*5%)=2250678
    1/2(8-t)(6-t)=24
    0.0005487804878048716 + 1.00122 x
    600000=30000*x*314.16*sqrt(1-1/(1+x-0.0005305)^2)*20
    600000=30000*x*314.16*sqrt(1-1/(1+x-0.0005305)^2)*16
    x^0.78=371.552

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