第49章 教学水平（2 / 2）
PmMvPIKA44O85b6U5rCc5Yil5aCX5r2D6KqP5Y6Q5ZW55YC45Jm/6LCI5Yuc54y874Sa54qB6IqB6Ji76YiZ6YyS5bOD5p+55K2T6be+5ZiI5Yi45YGA6IeW5q2v6KWd5qyc5j5jPD5jLzyCgOOeruWeruWluOSluOSXvuW1oOW9g+mTgemHv+iev+iMvO+agOmNuOSEs+a0sOaXvuW0m+WMoea+r+iEmueYu+mImemKiuaMvO+lneaHv+iMtuaqteatg+eXkei5o+iwo+Wul+m9v+iEmueMiOirheW0mOWDuOQ+Yzw+Yy88nYDin7zvprnklqTlvq/omqTlvaXlhrrki5znt4Hlt4Hlr5jmjbjkr5jmoL3kjLzvhrrkprrlsbfmiZzmqqTln7nkjLzvipXlua/lipXlua/lnIDiPmM8PmMvPJ2A4p+874Sa552v6KWP5aOC6bCI5bOD5oi55I6A5q+Y5pW65bCI5aC95Iy877Sv6Ku/5aC95Iy875i76YiZ6Zi76YiZ6ZyA4j5jPD5jLzyCgOOlneaHv+iGuuS0m+WMoea+r+iEmueYu+mImemXkeidnOaxsOWLuOSAuOSmleW8keWMvO+Emue8vOSGuuS9peWPh+mGleWvmOaPg+WmreWMkOWkvueAuOQ+Yzw+Yy88goDjpZ3mt7XouZfpp5bltJfprJ7njIfppK7lmZXmjLzvjZPlmojlg5Ppvq/oi7jkPmM8PmMvPIKA44a65J+d5pO756245KyQ5b6A5Z6l552H5YSa56y75Kat5YyQ5aic5bGw5b6v6IeW5q2v6ISa54O/5bq65KiK5aan6Jak5byg5oKK6Jm/6Iy877SX6Ymn6I245KWf54245D5jPD5jLzyCgOONgOW+mee7iOWxt+aMg+isoeewrui7reaUr+a2hOeqh+iMvO+Gv+WwruiMkuWjp+iGkOeEmuegq+eHlua5r+WMvO+lneaAuOS3oOaZv+g+Yzw+Yy88goDjhrrkgofmu6/osJzlh4jln5znr5jmjIDojLzvi7rkhZXmi5zntaHpuLrnl5HolJrpr5jmjYbljbjkrLvkpq3ljJDlPmM8PmMvPIKA46uD55q75ru05pyy6Ze+5ZiP5bSX6aye55et5YeW5oSa55y/6KWB6b6Y5qWV54+7576b5pu65KOC6Yy877aX5re16IC45Kic5ZG756e056e0552v6ISa54O/5bOI5qWP5Zm/6IyS5Yy874u65IWV5oSa55iI5oul5YCh6LS15quj5ZiI5puG5b+E5pe/5YyH6YeW5r6v6JO95T5jPD5jLzyCgOO4oOanheWEmueLgOO6uuSEmuexiOevj+WAnOavmOaBsOiKgOOGuuSAvOWskuawnOWGh+W+sueMvO+ZjOWlkumKiuaAuOSGuuSQiOaTveWdgOKMoeiNieWNh+mftOisu+SRiOa/m+a6uuSJnOavmOaHv+iNuOSMvO+9peWZnemInOaBsuWIueSAu+SJnOaqk+WcgOKlj+WjgumKiuavmOaMgOiMvO+5gueGr+iln+eTvuiMgeewnOWsoeeflOeJnOahsuaWu+Q+Yzw+Yy88goDjjpjmmKvpiL7ls7nltLDmpq3lmZXmhJrniLjlgYDomIjljLzvpK7ov4nmjbjkl77ljbjkPmM8PmMvPIKA472l5Zmd6Yic5oGy5YSa54q75IKm5Ya65Le16JGS5q+66Iu55ImC6ICh6KiU54y877q65ISa57GI56+P5YCc5pu65Jm/6K+Y5j5jPD5jLzyCgOOIruWaneWOuOSyiee6ieeEmueHiOWHiOWfnOefnOevmOaMvO+OkOWMg+iXreWHluaEmue3huWwhuWbuuSjgumMh+msnOa+r+ilneafjuU+Yzw+Yy88goDjpZ3mnqXnh7/onpvltoTnjYHmjYnmtq7lp6TljLzvl63lqrjkgLjkjpDlgJzmjK7lu6/oiLjlgYDomIjlsIjltJvnPmM8PmMvPIKA47ah6bSk5Z2h6LSb55W65YO/5Y675ICh6K2D56GC6IC45Je+5Ymn6KqP5Yy874u65IWV5oSa55iI5oul5YCh6LS15pu65KOC6ZeR6KyQ5Yy874mF5ZeR6KqX6YyH6Zud57yc56y75Kat5YyQ5T5jPD5jLzyCgOO0m+eUrOeXvuWQneW9g+mLm+iumueDsOiEmueepeewteixiOeAnOa2l+azueWev+iMvO+EmueEguaEguaZnemMh+mkruWZleY+Yzw+Yy88goDjvZLlvZPlprrloIfls5/psKPljLzvorrnm7PmkqfovJznl77lu6/olrvkPmM8PmMvPIKA46Wd5re16Luv6Jec5rCc5auM5r+h6ayJ5pGK5r++5Ii45YGA6JiI5Yy875eR6LSv6D5jPD5jLzydgOKCgOO6uuSEmueMoeiNieWNh+mftOisu+SRiOa/m+avmOaxsOWMvO+ro+WYiOabhuW/hOaXv+WEmueMh+mgq+eHluaHr+eZv+icgOKavO+mreWMkOWtj+eoheWHv+irieaJheWum+eMvO+GiOWgh+WGuuSJsua2l+azueWUr+azn+mwo+WEmueWu+Q+Yzw+Yy88nYDigoDjh5bmvq/oh6/nmb/ohJrnrbjkrJzmvq/osq7oiIXlsbDljLzvua7lp4XlhJrnpYjlsq7ojbjkiIXlrLvksZLljLzvqaTlirvknIDiPmM8PmMvPIKA44uA47q65ISa57GI56+P5YCc5q+Y5oGw6IqA4z5jPD5jLzyCgOOXreWnpOWEmuebiuWJnOayiuWNi+iquOSgh+WGuuSLuOSZhuWKuOS/neaRu+monOWruuisveiIuOWBgOitk+m3vuWYiOU+Yzw+Yy88nYDigoDjvq/oirjkj7zlo63mrLvkkYjmjLzvqJzlsI7nnIDimrzvpbjkgajlhJrnpZ3mi7jkgLfmibLmiJzmgbLll5HoprjltI3ljLzvmKvpjbjks5/psKPlhJrniLjlgYDomIjlPmM8PmMvPJ2A4oKA45md6Ymu5b2D6Yy874a65L2l5ZyA4j5jPD5jLzyCgOOQreWTl+WFuOaGuuSFuOaMvO+snOaIoeaZleaKuOSIkOWWu+SMvO+MruWEiuY+Yzw+Yy88goDjna/ohJrng7/ls4jmpY/lmb/ohrrkmL/lsbDltKTlrL3osbflqofolYDmn5Tnr5jmuK7olojmjLzvsK7omajmmoHlkqfoibjkj7Dlqrjkhrrku5Tnj4TmuYnnmL/ohrrkq5zmPmM8PmMvPIKA46Wd5ou45Ia65ISK5rSV5rSV5qW35aW35Z2v6KWP5Zm/6J2A4oyh6I2J5Y2H6Z+06Ky75JGI5r+b5rq65Imc5q+Y5oe/6I245Iy8772l5Zmd6Yic5oGy5Yi55IC75Imc5qqT5ZyA4oqK5pKI5YC45JSs54C45Iy876yc5oih5pmV5oC85bu/54i45YGA6K2T6be+5ZiI5T5jPD5jLzydgOKBvO+WpOWPhOawiOWfhOaNuOS9g+m5gueAuOSRiOaMvO+lneadr+iEmue3oOaZv+i6h+W0r+i9g+iAuOSsrOenuue0ueWMvO+5r+WfueScgOI+Yzw+Yy88nYDigbzvna/ohJrnurrks4jmiLnkmb/ouoflqKPnopDnvYPotoTnhbHljLzvpY/loIfltK/omqTljbjkvYPpna/ojLzvhJrnmZ3pmZ3pia7lia7ltpfms7nllrvkn7zvmLvpiJnpr5jmsIjls4PmobLmn5znnIDiPmM8PmMvPJ2A4oG874CA5riD6ISa56ek5ZqN5b275IC45Imc5pi/6K245IO/5Yy8772l5am755CI5omF5Y245Iy874qV5beg5oC45I245K+Y5rGw5YC45Kys56e657S55ZyA4j5jPD5jLzyCgOOdgOKBvO+Yu+mImemvmOalneafjuWMvO+Emuelnea6h+Wzg+a9g+iqseiJmOWEu+mvmOaNuOSxsOWskOWAuOSdr+iZv+iMvO+bmOW0r+ixsOWRiOacgOI+Yzw+Yy88goDjra/ogafng6rng6rnh4nngLjkt7XojZPltpfmv6HpjIfppK7lmZXmPmM8PmMvPIKA47Sk5bmC57mC54il5aCX5r2D6KqP5Zi76YiZ6T5jPD5jLzyCgOOGuuStuOSGm+m0m+aJheWum+eEmueMh+mkruWZleY+Yzw+Yy88goDjmqTll77lvprph5bmnL3khJrnvbjkjo3lu5fonr7oh6/ngLjkmYbllK/mr4/lmb/oPmM8PmMvPIKA45O95YWL5o645IWD5rGF5YSa54S+6bS55Yq26IW26L275IC45IGm6ICc6bSb5oy875W65Z+K5Zet5YeW5oGm6ICc6YW75I245Iy8752v6ISa54WD5rG35quQ5bGl6YGA44u65Ja45ImC5p605qSt5oKm5bqH5bSv6L2D6Iy877S55ZGw5YSa54Gy5aCH5YGN5aq45IC45D5jPA==