8.3 ƽ � � ľ � � ܼ ӹ �

8.3.1 ƽ � � � � �

� � � � � ǿ � � ֹ � � � � � � � � � � u epsilon � � � � Ѽ ӹ � � � the delta � � Ӳ � � � � � � � � � f � һ � � ΢ � � � � � � � ﵽ � � Ҫ � � ľ � � Ⱥ ͱ � � � ֲ ڶ ȼ ӹ � � � � � � � � � ӹ � � � � ȿ ɴ � IT7, � � � � ֲ ڶ � R a ֵ � � � 1.25 0.04 � � � j � �

� � lambda o � � � � Ͻ Ӵ � � � � � Ŀ � � � � � � � � � � � � е � � � � � � � � � � � � � � е ı � � � � � � gamma ɾ � � � � � Ĥ � Ļ � � � � Quan � ɼ � � � � � � � ˶ � � � � � ֮ � � � ĥ � � � � ǿ � � � � � � � � � Ľ Ӵ � ǿ � ȡ �

� � � � � � � � � ʵ ͣ � � � � � � ١ � � � ϳ � � ĥ � � � � � � � gear � � � ǣ � � ر � � ܵ � � � ϱ � � Hu � � Ҫ � u � � � � � � � ֤ � like � � � � � � � ġ � � � � ⣬ � � � ֽ ׶ Σ � � � � � һ � � Ĺ � � � � � � � � � � � Ȼ � Dz � � � ȱ � ٵ ļ ӹ � � � � � � �