ʮƲⷨ
÷Χ
ʣ顢ꡢѧҵҵ
ʮƲⷨһϵаڷȤһַдͳƵĽзʽһ
ۼӵϷʮƲܹⷨƣʱҲֻţسֳǵ


ڷ
1.һϴƳȻƣ̯мǣֳֵǶˣ
ƺµһˡ
2.Ȼߴһţŵͼʾ(1)λá
3.ظͬΣ˳ŵ (2)(3)(4) λ
4.ʣµ£ãҷ泯ϷŵһԣҪŪԭ˳ΪǴҪá
5.ƿ (1)  (4) ƣЩȫСڻ 22ʹʣµƶ
УҳӦֵƣȻ󲻸ԭλãֱӷŵ (5) λá
ֳ 22ͰѸλʮλӣóһ֣ȻӦơ
6.УָպѾƿеһţʱͲţԭ
Ƶ״ٿʼ

      3
  1   5   2
      4

λ
(1)(2)Ӱⷢչ˻¡п谭ҲпǰҪƵ

(3)ⷢԭ
(4)ǶҪʽ
(5)սߵĵƺǰеһͬսǸƵ
ңλҲͬ


