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savoki´óÍõ

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Title "xue";
Parameters kd,kr;
Variables t,C;
Constants C0=100,u=0.15,D=0.04;z=20,a=37.5,b=2.6667,d=50;
Function C=C0*(2*exp(a))/(sqrt(pi))*(int(exp(-y*y-(a*a)/(4*y*y))*exp(-kr*t-((a*a*b*b)*(kd-kr))/(4*y*y))*(bessI(0,2*(sqrt((a*a*b*b*kr*kd)/(4*y*y)))*sqrt(t-(d*d)/(y*y)))+(kr*exp(kr*(t-(d*d)/(y.*y))))*(int(exp(-kr*x)*bessI(0,2*(sqrt((a.*a.*b*b*kr*kd)/(4*y*y)))*sqrt(x)),x=0, t))),y=z/(2*sqrt(D*t)),100000));
Data;
0        0
82.9015544        0.002855028
155.4404145        0.002802157
238.3419689        0.002741733
310.880829        0.002688862
383.4196891        0.005551443
445.5958549        0.008421577
497.4093264        0.02004562
559.5854922        0.03166211
621.761658        0.049109503
694.3005181        0.069464796
766.8393782        0.095650992
839.3782383        0.127668092
901.5544041        0.162608196
974.0932642        0.203371652
1046.632124        0.24705056
1119.170984        0.293644919
1181.34715        0.343162283
1253.88601        0.392672095
1326.42487        0.445097358
1398.963731        0.494607169
1461.139896        0.544124534
1533.678756        0.590718893
1606.217617        0.634397801
1678.756477        0.678076708
1740.932642        0.715932265
1813.471503        0.753780269
1886.010363        0.785797369
1958.549223        0.814899017
2020.725389        0.841092766
2093.264249        0.86436351
2165.803109        0.884718802
2238.341969        0.902158643
2300.518135        0.919606036
2373.056995        0.931214973
2445.595855        0.94282391
2518.134715        0.954432846
2580.310881        0.960218432
2652.849741        0.968911917
2725.388601        0.97468995
2797.927461        0.980467983
2839.378238        0.983353223
2901.554404        0.986223357
2963.73057        0.989093491
3025.906736        0.989048173
3088.082902        0.991918307
3139.896373        0.994795994
3202.072539        0.994750676
3264.248705        0.99762081
3347.150259        0.997560386

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dingd

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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
¶À¹ÂÉñÓî: ½ð±Ò+1 2018-03-31 11:58:25
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1£º¡±Constants C0=100,u=0.15,D=0.04;z=20,a=37.5,b=2.6667,d=50;¡°Ó¦¸Ä³É¡°Constant C0=100,u=0.15,D=0.04,z=20,a=37.5,b=2.6667,d=50;¡±
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30Â¥2018-03-26 17:09:48
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30Â¥: Originally posted by dingd at 2018-03-26 17:09:48
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1£º¡±Constants C0=100,u=0.15,D=0.04;z=20,a=37.5,b=2.6667,d=50;¡°Ó¦¸Ä³É¡°Constant C0=100,u=0.15,D=0.04,z=20,a=37.5,b=2.6667,d=50;¡±
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2018-03-25 17:38   »Ø¸´  
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