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·Å«×³]©w80¢J ¡Ó1.5¢J §Ú¨Ï¥Î§Ú¨Ï¥ÎÀH¾÷¤½¦¡RAND()*(81.5-78.5)+78.5
¦]¨C¤ÀÄÁ³Ì¦h®t²§¬ù¡Ó0.6¢J¡A½Ð°Ý¦p¦ó ...
jeff5424 µoªí©ó 2014-9-26 23:20

¶Ã¼Æ·Å«× ªº Åܰʽd³ò ³Ì¤j¬° 3, (§Y¥»¦¸·Å«×»P¤W¤@·Å«×ªº³Ì¤j¼W´î¶q¥ç¬° 3)
­n¨Ï¨ä½d³òÁY¤p¨ì 0.6,
3 * A = 0.6   =>  A = 0.6 / 3 = 0.2
«h¥u­n±N "¼W´î¶q"  *  0.2 §Y¥i.
¬G±o¤½¦¡ :
=¤W¤@·Å«× + ((¥»¦¸·Å«× - ¤W¤@·Å«×) * 0.2)

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¥»©«³Ì«á¥Ñ luhpro ©ó 2014-9-27 13:25 ½s¿è

¦^´_ 3# jeff5424
§Aªº¼W´î¶q­pºâ¤è¦¡¬O¿ù»~ªº³á,
C3=(RAND()*(81.5-78.5)+78.5)
C4=(RAND()*(81.5-78.5)+78.5)
C5=(RAND()*(81.5-78.5)+78.5)
J3=C3
J4=C3+((C4-C3)*0.2)
J5=C4+((C5-C4)*0.2)
K4=J3-J4
K5=J4-J5
§AªºJ5¤£¬O¥HJ4¬°°ò·Ç°µ¼W´î, (©Ò¥H j4-j5 ·|¶W¹L 0.6)
¦Ó¬O¥HC4(¥¦®Ú¥»´N¨S°Ñ¦Ò¨ì J4)¬°°ò·Ç°µ¼W´î,
·|¦h¥X C5 »P C4 ¶¡ªº¼W´î­È,
³o¼Ë¥Ã»·³£¤£·|¹F¨ì§A­nªºµ²ªG.

ª½±µÅý C3=C2+(((RAND()*(81.5-78.5)+78.5)-C2)*0.2)
C4=C3+(((RAND()*(81.5-78.5)+78.5)-C3)*0.2)
C5=C4+(((RAND()*(81.5-78.5)+78.5)-C4)*0.2)
³o¼Ë¤~¬O¥H  "¤W¤@­Ó­È"  ¬°°ò·Ç­pºâ¥X¨Óªº­È,
¤~·|²Å¦X§Aªº­n¨D.

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¦^´_ 4# luhpro
±à... ¶W¹L30¤ÀÄÁ¤F.
¸É¥RÅçÃÒµ²ªG:
K5=J4-J5
  =C3+((C4-C3)*0.2)-(C4+((C5-C4)*0.2))
  =C3+((C4-C3)*0.2)-C4-((C5-C4)*0.2)
  =C3-C4+(C4-C3-C5+C4)*0.2
  =C3-C4-(C3+C5-(C4*2))*0.2
  <>(C5-C4)*0.2

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