ƚ  R .    & MathTypeP&@-l <   ) Times New RomanXwaw @w_f-2 aabT1ob )[KTimes New RomanXwaw @w_f-2 ()(),!0i] Symbol/ >Xwaw @w_f- 2 -ySymbol54 &Xwaw @w_f- 2 =-f +MT Extra ?Xwaw @w_f- 2 %-@Times New RomanXwaw @w_f-2 wPYRyyN&AppsMFCCDesign Science, Inc.DSMT6WinAllBasicCodePagesTimes New RomanSymbolCourier NewMT ExtraWinChina-ַ!'_APG_APAPAE%B_AC_AE*_HFAHAE_E_E  w a ==P a (Y b ) T R "-1 (y o "-y b ), & -"System_f !-