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|64| ਠH = Hc = 0 ¯¥à¥å®¤ ¨¤¥â ¯à¨ ¥¨§¬¥ëå § 票ïå íâய¨¨ ¨ ®¡ê¥¬ , â.¥. ï¥âáï ä §®¢ë¬ ¯¥à¥å®¤®¬ 2-£® த . ¨ää¥à¥æ¨àãï ãà ¢¥¨ï (6.60), (6.61) ¯® T ¨ ¯® P , ᮮ⢥âá⢥®, ©¤¥¬ ᪠窨 â¥- ¯«®¥¬ª®á⨠CP = CsP CnP (ä®à¬ã« ã⣥àá ) ¨ ᦨ¬ ¥¬®áâ¨: " @s ! ! # 0 1 CP = T s @sn = Tv s @ @Hc (T ) A > 0; (6.64) 2 @T P @T P H 4 @T P " @v ! c =0 ! # 0 1 KT = 1 s @v n 1 @H (T ) 2 = @ c A > 0: (6.65) v s @P T @P T H c =0 4 @P T ⥯«®¥¬ª®áâì, ¨ ᦨ¬ ¥¬®áâì ¢ ᢥàå¯à®¢®¤ï饩 ä §¥ ®ª §ë¢ ¥âáï ¡®«ìè¥, 祬 ¢ ®à¬ «ì®© ä §¥. ([1], [2], [4], [5]) ¤ ç¨ 6.1. ©â¨ ¬ £¨âãî ¢®á¯à¨¨¬ç¨¢®áâì T ¯ à ¬ £¥â¨ª M = T H, ¥á«¨ ¥£® ⥯«®¥¬ª®áâì CM ¥ § ¢¨á¨â ®â ¬ £¨ç¥®á⨠M. 6.2. ¨í«¥ªâਪ á ¤¨í«¥ªâà¨ç¥áª®© ¯à®¨æ ¥¬®áâìî (T ) ¢¤¢¨ãâ ¢ ¯«®á- ª¨© ª®¤¥á â®à á í«¥ªâà¨ç¥áª¨¬ ¯®«¥¬ E ¤® ®¡ê¥¬ V = abx. ©â¨: (a) (T; E ), S (T; E ) ¤¨í«¥ªâਪ ¢ í⮬ ¯®«¥; (b) ⥯«® QT , ¢ë¤¥«¨¢è¥- ¥áï (?) ¢ ª®¤¥á â®à¥ á ¤¨í«¥ªâਪ®¬ ¯à¨ ¨§®â¥à¬¨ç¥áª®¬ ¢®§à áâ ¨¨ ¯®«ï ®â 0 ¤® E ; (c) ᨫã fx á ª®â®à®© ¤¨í«¥ªâਪ ¢â¢ ¥âáï (?) ¢ ª®- ¤¥á â®à; (d) ¯«®â®áâì (ᮡá⢥®© ) ¢ãâ॥© í¥à£¨¨ ¤¨í«¥ªâਪ u(T; E ). áᬮâà¥âì á«ãç © ¯®«ïண®: (T ) = 1 + B=T , ¨ ¥¯®«ïண®: (T ) = const, ¤¨í«¥ªâਪ®¢. 6.3. ©â¨ ¬ «®¥ ®â®á¨â¥«ì®¥ ¨§¬¥¥¨¥ 1 jvH v j=v ᪮à®á⨠§¢ãª v ¯à¨ «®¦¥¨¨ á« ¡®£® ¬ £¨â®£® ¯®«ï H ¤«ï ¨¤¥ «ì®£®: 0 0 P = (%=)RT , ¤¨ - ¨ ¯ à - ¬ £¨â®£® £ §®¢: M = T H, T = d;p 0 T . 6.4. £¥â¨ª ®¡ê¥¬®¬ V ¢ á« ¡®¬ ¬ £¨â®¬ ¯®«¥ H ¯®¤ ¢¥è¨¬ ¤ - ¢«¥¨¥¬ P ¨¬¥¥â ¬ £¨ç¥®áâì ¥¤¨¨æë ®¡ê¥¬ M = T H ¨ ¯®«ë© ¬ £¨âë© ¬®¬¥â M = MV . ç¨â ï ¥£® ᦨ¬ ¥¬®áâì KS = const, ©â¨ á¢ï§ì ®¡ê¥¬®© ¬ £¨â®áâਪ樨 (@V=@ H)P;S á ¯ì¥§®¬ £¨âë¬ íä䥪⮬ (@ M=@P )H;S ¨ ¢ëà §¨âì V=V 1 ç¥à¥§ H. ¥è¨¢ âã ¦¥ § ¤ çã ¤«ï á«ãç ï (S ) ! (T ), â.¥. KS ! KT , ª®£¤ ¯®«¥ H ¥ ¬¥ï¥â ãà ¢¥¨ï á®áâ®ï¨ï P = P (T; V ), ©â¨ § ¢¨á¨¬®áâì KS (H). 6.5. ëà §¨âì ¨§¬¥¥¨¥ ⥯«®¥¬ª®á⨠CH « ¦¥¢¥®¢áª®£® ¯ à ¬ £- ¥â¨ª ¢® ¢¥è¥¬ ¯®«¥ H ¢ â¥à¬¨ å ¥£® ¢®á¯à¨¨¬ç¨¢®á⨠T .