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2Â¥: Originally posted by hzlhm at 2021-09-14 08:13:56
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Parameters A,B,C;
Variable t,x;
Fuction x=exp(A/t+B+C*ln(t));
Data;
//t,x=
298.25        0.163598934
303.15        0.170568107
309.15        0.179008358
314.15        0.186723008
318.2        0.193320921
323.2        0.201708286
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dingd

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ÒýÓûØÌû:
3Â¥: Originally posted by ¶´¶´°¡ at 2021-10-22 15:45:48
Parameters A,B,C;
Variable t,x;
Fuction x=exp(A/t+B+C*ln(t));
Data;
//t,x=
298.25        0.163598934
303.15        0.170568107
309.15        0.179008358
314.15        0.186723008
318.2        0.193320921
323.2        0.201708286
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hzlhm

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ÒýÓûØÌû:
3Â¥: Originally posted by ¶´¶´°¡ at 2021-10-22 15:45:48
Parameters A,B,C;
Variable t,x;
Fuction x=exp(A/t+B+C*ln(t));
Data;
//t,x=
298.25        0.163598934
303.15        0.170568107
309.15        0.179008358
314.15        0.186723008
318.2        0.193320921
323.2        0.201708286
ÄãºÃ£¬¿ÉÒÔ°ï ...

A=-2.77558164906091
B=-16.6076288798848
C=5.98289677123497
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ÒýÓûØÌû:
5Â¥: Originally posted by hzlhm at 2021-10-22 20:59:36
A=-2.77558164906091
B=-16.6076288798848
C=5.98289677123497

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Variable t,x;
Function x=a/(a-1+exp(a*b*(1/t-1/425)));
Data;
//t,x=
298.1        15.5847
303.45        16.6867
308.15        17.7899
313.25        18.8465
318.15        19.7993
323.25        20.9039
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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
6Â¥: Originally posted by ¶´¶´°¡ at 2021-10-25 21:20:36
ÌØ±ð¸Ðл£¬ÎÒÒ²·¢ÏÖÁËÕâ¸öÎÊÌâ¡£
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´úÂëÈçÏ£ºParameters a,b;
Variable t,x;
Function x=a/(a-1+exp(a*b*(1/t-1/425)));
Data;
//t,x=
298.1         ...

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7Â¥2021-10-26 10:41:33
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ÒýÓûØÌû:
7Â¥: Originally posted by dingd at 2021-10-26 10:41:33
ÄâºÏ¹«Ê½¡°x=a/(a-1+exp(a*b*(1/t-1/425)));¡±Ã÷ÏÔ²»ºÏÊʰɣ¬¸Ä³É¡°x=c/(a-1+exp(a*b*(1/t-1/425)));¡±Ð§¹û¾ÍºÃµÃ¶à...

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