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z1=4;
e=7.05;
Df=120.6;
C=(3/(z1-2))^3*z1;
B=e*(z1-1);
E=Df/2-e;
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1/(E-B*f)^2-(C*f/(sqrt(C*(f^2-1)))-1)/(B*sqrt(C*(f^2-1))+B*f-E)=0
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ÒýÓûØÌû:
2Â¥: Originally posted by wurongjun at 2015-06-17 23:39:05
Áãµã²»Î¨Ò»!Ó¦¸Ã¸ø³öÁãµãµÄ´óÖ·¶Î§!
ÁíÍâ,·½³Ì¿É»¯¼òÒ»ÏÂ,Áîf=sec(t).
»¹ÓÐ,ͼƬÓëÄã¸øµÄ¹«Ê½²»Ò»ÖÂ!ÉÙÁËÒ»¸öƽ·½?

ÕâÊÇÎÒдµÄ³ÌÐò£¬±¾ÈËmatlabС°×£¬¸ßÊÖ·ÑÐÄ£¬°ï°ïæ
syms f e
z1=4;
Df=120.6;
C=(3/(z1-2))^3*z1;
B=e*(z1-1);
E=Df/2-e;
m=e/Df;
fun=@(m,f)1/(E-B*f)^2-(C*f/sqrt(C*(f^2-1))-1)/(B*sqrt(C*(f^2-1))+B*f-E)^2;
ezplot(fun,[0,0.1,0,3])
axis equal
5Â¥2015-06-18 11:30:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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wurongjun

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Áãµã²»Î¨Ò»!Ó¦¸Ã¸ø³öÁãµãµÄ´óÖ·¶Î§!
ÁíÍâ,·½³Ì¿É»¯¼òÒ»ÏÂ,Áîf=sec(t).
»¹ÓÐ,ͼƬÓëÄã¸øµÄ¹«Ê½²»Ò»ÖÂ!ÉÙÁËÒ»¸öƽ·½?
ÉÆ¶ñµ½Í·ÖÕÓб¨,È˼äÕýµÀÊDz×É£.
2Â¥2015-06-17 23:39:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ѾͷѾͷ2014

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by wurongjun at 2015-06-17 23:39:05
Áãµã²»Î¨Ò»!Ó¦¸Ã¸ø³öÁãµãµÄ´óÖ·¶Î§!
ÁíÍâ,·½³Ì¿É»¯¼òÒ»ÏÂ,Áîf=sec(t).
»¹ÓÐ,ͼƬÓëÄã¸øµÄ¹«Ê½²»Ò»ÖÂ!ÉÙÁËÒ»¸öƽ·½?

àÅàÅ ÊÇÉÙÁ˸öƽ·½µÄ ²»ºÃÒâ˼ ÎÒÊÇÏë»­³öe/DfÔÚ¡¾0£¬0.1¡¿·¶Î§ÄÚ fµÄͼÏñ ¸ßÊÖ˵»¯¼ò ÎÒûÄÜÃ÷°×ÊÇÔõô»¯¼ò ÄÜÖ¸µãÒ»ÏÂÂð ллÀ²
3Â¥2015-06-18 11:11:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ѾͷѾͷ2014

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by wurongjun at 2015-06-17 23:39:05
Áãµã²»Î¨Ò»!Ó¦¸Ã¸ø³öÁãµãµÄ´óÖ·¶Î§!
ÁíÍâ,·½³Ì¿É»¯¼òÒ»ÏÂ,Áîf=sec(t).
»¹ÓÐ,ͼƬÓëÄã¸øµÄ¹«Ê½²»Ò»ÖÂ!ÉÙÁËÒ»¸öƽ·½?

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4Â¥2015-06-18 11:20:00
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