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x1=[0 266.7 533.3 800 1066.7 1333.4 1600];
y1=[310.0427833 336.7641436 345.5370632 346.9847986 345.4176461 336.6190252 309.7780912];
>> polyfit(x1,y1,2)

ans =

   -0.0001    0.0967  311.6186
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гæ (СÓÐÃûÆø)

ԭʼÊý¾Ý                       ÄâºÏ½á¹û
0                310.0427833                310
266.7        336.7641436                328.677001
533.3        345.5370632                333.129221
800                346.9847986                323.36
1066.7        345.4176461                299.365001
1333.4        336.6190252                261.144224
1600        309.7780912                208.72



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2Â¥2020-11-21 11:24:03
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hollya27

ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)

Katsuragi Megumi

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3Â¥2020-11-21 11:57:19
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xiaoguiren

½ð³æ (ÖøÃûдÊÖ)

¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
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310.0427833     311.61857533
336.7641436     333.10823071
345.5370632     345.98052483
346.9847986     350.24511433
345.4176461     345.89555592
336.6190252     332.93184962
309.7780912     311.36370045
4Â¥2020-11-21 17:28:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xiaoguiren

½ð³æ (ÖøÃûдÊÖ)

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310.0427833     311.61857533
336.7641436     333.10823071
345.5370632     345.98052483
346.9847986     350.24511433
345.4176461     345.89555592
336.6190252     332.93184962
309.7780912     311.36370045
5Â¥2020-11-21 17:29:42
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