(1/2)ҳ
һ磬ҶѧԺѧ˹ֵѧʮһڽźħΣÿ˵϶һħָϡȻǸڽ̨ϲ˵š
Ȼɣ˿źܹ֣һɢһŵĶζ˭ҲܷϣԷĿķdzã
Ϊܶûнĺħ壬˵÷dzϸѧȥʣҲ֪ͬѧDz˽ħǰ㣿
ԣû˵ģڱ˲̫ܴɶڵĺħΣ־ϿοСIJҲýζģĹصõ˱ͼӷ֣
áˡ
Ŀγ̲ˣʱҲ쵽ˡ
¿֮ǰѯʼС⣬Ȼˣǹںħġ
Ǹ
ݡ˹ͬѧվһ𣿡
¿ʱ䶼ʮˣٿ鱾ϵѾ꣬ǣѧǵδУں˿αѵõؿʼˡ
ңؼĿ꾹ij֮ǰһڿζſڿαϷʹСŮ
ƣ
ͬСʾ²鲻ԸվЩˬϵıҲDzͷ
ΪϿʱǰڶDzģ˯ԷܵģΪԷƺϲijС磿
ǣҲ֪ΪʲôԷϲϿʱĿϣ
㼸⣬𣿡
ġ
˵ţԷҲʰͬͬ⣬ֱӾͿʵ
ʥǰϦϣô뵽ҪñȥԸһͷֵģ
ܸǴ˵˵ԭ𣿡
ϾҲ漰˺ħķ룬Ҷ֪ģҲһаĺڰ
˵ȻڳѧǵȤѧǶĿŵϺЦͣȥôشġ
ܼ
Ϊ˵˼ҵıѧð˼Ҿÿ
()
˼Ҳûѧ
rq
Ǽ磬붼룬ֱ˵ɡ
ȻɣԼħɺȥˣǣʱյĻִѧȷʵޣرڲƻԼһ꼶ѧ£ʱѡͲࡣ
Ҳԣ
ݵǸش˵ͷƺе
ôIJһ֣һʦԷ㷢ħ
ijֲˡĻ
Ҫô죿
˵ţҲ֪ΪʲôıƺЩҲЩòѧֲĴ
š
()
Ȼȴûʲôʣֻ˼˵
Ҳ
ñһЩܳȻÿȥԷ
أ
DZеЩʯ
()
ֱǾŶ
˵ţݻƤسǸգգ۲ôһ˫ص˵š
Ҫʹñأ
У
֪ģ˵ı츳ô
ѧıζò
dz˳飬ôš
š
ǾáͣԷ˫ȽסȻŶԷ֮ǰӳDZϻȥˤ
oo
ܿ죬뵽һõİ취
Ϊ֪ģͣܶˣһ˵ĻҪضֱħȱħװ쵽ټϻִķΧһʦû취ʹûӰΣԣڻ£ͻмĸʽ˸ˤġ
ֱԣȻˣǰʩߵħûǰԼը
(1/2)ҳ,һҳĶ
ǩĶ