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huakelikun
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2Â¥2015-04-21 21:06:19
huakelikun
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 17 (СѧÉú)
- ½ð±Ò: 1546.9
- É¢½ð: 20
- ºì»¨: 5
- Ìû×Ó: 418
- ÔÚÏß: 236.5Сʱ
- ³æºÅ: 1752148
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3Â¥2015-04-21 21:07:31
taki0912
гæ (³õÈëÎÄ̳)
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4Â¥2015-04-22 08:25:16
taki0912
гæ (³õÈëÎÄ̳)
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5Â¥2015-04-22 08:38:14
sherry89
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6Â¥2015-04-22 10:03:16
taki0912
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7Â¥2015-04-22 15:58:06
sherry89
ľ³æ (ÕýʽдÊÖ)
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8Â¥2015-04-23 09:15:30
taki0912
гæ (³õÈëÎÄ̳)
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9Â¥2015-04-23 16:13:02
taki0912
гæ (³õÈëÎÄ̳)
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T1=input('Enter the temperature t1(C):')+273.15; T2=input('Enter the temperature t2(C):')+273.15; P1=input('Enter the pressure p1(MPa):')*1000; H1=refpropm('h','T',T1,'P',P1,'water'); S1=refpropm('S','T',T1,'P',P1,'water'); S2=S1; H2=refpropm('h','T',T2,'s',S2,'water'); P2=refpropm('P','T',T2,'s',S2,'water'); P3=P2; H3=refpropm('h','P',P3,'Q',0,'water'); S3=refpropm('S','P',P3,'Q',0,'water'); T3=refpropm('T','P',P3,'s',S3,'water'); S4=S3; P4=P1; H4=refpropm('h','P',P4,'s',S4,'water'); T4=refpropm('T','P',P4,'s',S4,'water'); y=1-(H2-H3)/(H1-H4£©; ¹¤ÖÊΪˮµÄʱºò£¬T3=T2£¬µ«ÊÇ»»³ÉR123£¬T3¾ÍµÍÓÚ0¡ãCÁË |
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