11.1.2 װ � 侫 � �

װ � 侫 � � � � װ � 乤 � յ � � � � � ָ � ꣬ � � � Ը � � ݻ � � � � Ĺ � � � � � � � � � ȷ � � � � � � � � һ � � � � � � � װ � 侫 � � � � Ϊ � ˱ � ֤ � � � � � � � � � � � � � � � � � � o Ĺ � � � � � � ܣ � � � � Ի � � � � � � ԣ � װ � 侫 � Ȼ � � � ֱ � � Ӱ � 쵽 � � � ӹ � � � � � ľ � � ȣ � � � ˣ � � � � � Ҫ � � � Ե ø � Ϊ ͻ � � � �

� ڲ � Ʒ � � � � У � Ϊ � ˱ � ֤ � � Ʒ � � � � � � � � � � � � ľ � � � � ԣ � � ͱ � � � � � ȷ � higher � � � � � � � � � � � � � � � � � װ � 侫 � � Ҫ � � ͬ ʱ Ҳ � � ȷ � � � � � � � � Ⱥ � � ƶ � װ � 乤 � յ � � � Ҫ � � � � ֮ һ � � � � Ƶ � װ � 侫 � � Ҫ � � � � Ը � � ݹ � � ҡ � � � � 䡢 � � ҵ � � ׼ � � � � � � � й � � � � � � � � � ȷ � � � � � � � � ͨ � u � � � � � װ � � Ӧ � present � � � GB4020 � � 83 Ҫ � �

� � � � � u б � ׼ � � ѭ � IJ � Ʒ � � װ � 侫 � ȿ � � Ը � � � � � � � � ߵ � ʹ � � Ҫ � � � � � � � Ʋ � � � � � � Ʒ � � � � ֪ � � � ݣ � ͨ � � � � ȷ � ȷ � � � �

� � � � � � Ҫ � � Ʒ � � � ԣ � װ � 侫 � � Ҫ � � � � � � � � � � � � � � � � � � � � ȷ � � � �

� ܽ � � � � � � � װ � 侫 � ȵ � � � Ҫ � � � ݰ � � � � 㲿 � � � ļ � � � � Ͼ � � Ⱥ ͽ Ӵ � � � � ȡ � lambda � o ߴ 羫 � ȡ � � ໥ lambda � lay down � � Ⱥ � � � � � ˶ � � � � ȵ ȡ �

(� � � �. � � � � � �. � � � � � � � �, gears, gearboxes 1) � 㲿 � � � � � � � Ͼ � � Ⱥ ͽ Ӵ � � � � �

� 㲿 � � � � � � � Ͼ � � � � � ָ � � � � � � ﵽ � � rise ļ � ϶ � � � ӯ Ҫ � � � � Ӱ � � � � � � � � ʺ � � � � � � � � � Щ � � � � � ڡ � � � � � � � � � ϡ � � н � � ܹ � � � � ڴ ˲ � � � � � � � � �

� 㲿 � � � Ľ Ӵ � � � � � � � ָ � � ϱ � � frame � Ӵ � � � � � � � � � ӱ � � � ﵽ � � rise Ľ Ӵ � � � � � � С � � Ӵ � � � ֲ � � � � � � � � � � � � Ҫ Ӱ � � Ӵ � � � � kappa � predominate � � � � � � � � � � � � � � (GEARS) � � � � � Լ � � � � � ֮ � � � � н Ӵ � � � � � Ҫ � �

(2) � 㲿 � � � � lambda � o ߴ 羫 � Ⱥ � lambda � lay down � � �

� 㲿 � � � � lambda � o ߴ 羫 � � � � ָ � 㲿 � � � ľ � � 뾫 � � � � � � � ߾ � � 뾫 � Ⱥ � � � � � � � 뾫 � ȡ �

� 㲿 � � � � lambda � lay down � � � � � Ҫ � � � � ƽ � ж ȡ � � � ֱ � ȡ � ͬ � � Ⱥ ͸ � � � � � � � � �

(3) � 㲿 � � � � � � � � � ˶ � � � � �

� 㲿 � � � � � � � � � ˶ � � � � � � � ָ � � � � � � ˶ � � 㲿 � � � � � � � ˶ � � � � � � � ˶ � lambda � � � ϵ ľ � � ȡ � � ˶ � � � � � � ϵ ľ � � Ȱ � � � � 㲿 � � � � � � � � ˶ � ʱ � � ֱ � ߶ ȡ � ƽ � ж Ⱥ ʹ � ֱ � ȵ ȡ �