ͺưһţܲôˣҪDzǾ͵һ
ڵ̼䣬ֱ˸վϵȻҲܳеĻϨ˸ɾˮijˢ£ЩûüҶϸȺһӱҵˮˢ䡣Ҽˣ½һץ֦ĴӽͺưҲɵϣֽŲͬһֻýݵԳּ伸ɵأٶѾԶԶҿࡣΪϵܵˮֻ䣬ܲץұкüμҪץסɣˤȥ
ͺưǸ쵰Լֽýǰͷ¡һؾͱӰסһͨᡣʱұϵƺʲôѣһ־ҵͷһַɿسϵ·ҳҶϡҲẦģ侲侲ϧΪʱŤͷֻܿݣƺڱʹĥţŤڱסһΡµ˳ҴУƹģ֩룬֩롣ȫ֩롣
֪ԭܵϸĹϵ֩dzеʱ͵͵·еġ˿ڴij£ϵ֩Ϊܵ˵ĹǷͷųҺ֩³ҺŪʹ֦ϣûжȥŰ롣ֻҧӿеٶȣϣһ㵽档
ȻҵػζҶ߷˺ѷεIJҽУֲϵԼıץҼƵƤѾ֩Һʴ¶˻ļ⣬ˮijˢ£Ѫӿͱϴòһ˿ۼȥֻֻǷˡ˦˦ͷϵˮڱбԼ滹жԶӺѾʼӣڰϽӦҡҶԼ˵ͶһѡһɤӣСģһɡ˫һţһסԴŵصƴӸߴȥ˵ѹϣǺХķĹմˮ֦ϵĴϣȫסԴҲ֪¶ѾƤѣһžʹһ֦ĻãԼˤ÷顣ĹҲʱ䣬ҽ˰ϵӣǰʱ̷˿˱Էѹࡣ
ǰ䡱һ£ʱȥںܳһʱڣʲôҲֻ˵ķǰϵɫĹ˺ƮƶˡһƳͳһֱںҵ֣Ҳ֪˶ãҽػָʶǸоžǴд֮ۡҷԼſӱϣµšѾưѾͣˣ쫷ǰҪҡҸһſںͱǺ˸
ӵͷһѣˣôߵĵط˵
˵ؿڶһڶ˺üڣ³һѪ̵ŰѺ˹ҿͺưٺ۶ڷпǽµIJľѾǰѹ̧ͷһҪſڵϡ
Ӷߺأ
ӱߴ˵ûˡϱ֩ʴһͷõˡʱɳˣϺ㾡ˡ
һҵ³кܲܡ۴Ӻ˵𣬱롭ҲҲΣˡһ˵ָָ꣬ĵ档
ʥȪѰ ڶʮ ˮ 3(1/2),һҳĶ