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M=m1*exp(-k1*t)+m2*exp(-k2*t)+m3;
dP/dt=k2*m2-k3*P;
dO/dt=k1*m1+k3*P;

t         M           P               O
0        64.19      27.27         8.1
2        53.48      34.4           15.64                                   
5        32.65      44.79         17.67               
10      31.98      40.06         21.54
30      28.14      33.88         31.34               
60      26.85      30.74         39.61

tΪ×Ô±äÁ¿£¬M¡¢P¡¢OΪÒò±äÁ¿£¬ÏëÄâºÏ³ök1¡¢k2¡¢k3µÄÖµ¡£·³Çë´óÉñ°ï棬²¢¸ø¸ö´úÂë¡£
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