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  • ѧԴ

    :ķֽ 

    ʱ:2015-1-4 19:02:12 :2016

     

    ѧĿ

    1֪ʶ뼼

    (1)ķֽĸ

    (2)ķֽĺϳɵͬҲƽıζ

    (3)հЧķֽһ㲽ѧжһʵЧ

    2.뷽

    (1)ͨʾʵѧ۲ͺʵЧ͸Ч˼

    (2)ƵĽ̾ѧԸʵЧհЧֽһ㲽

    3.ֵ̬

    (1)ѧĹ۲ǿҵĿѧ̽ʶ

    (2)ϵʵѧоΧ˼άʽϰ

    ѧصѵ

    ʵ⵱θʵЧķֽ(ص)

    ȷһʵЧ(ѵ)

    ѧ

    һϰ

     

    ͼƬͼaϸֱΪf1f2ͼbһϸΪff1f2ͬòЧfòЧͬҲ˵fȫЧf1f2fͽf1f2ĺf1f2f̽ĺϳĺϳʲô?

    ĺϳƽıζ

    ʣff1f2ĺôf1f2fʲô?

    f1f2ͽfķ

    ʣf1f2ǿͨƽıζffֽf1f2?

    DZڿ۵ķֽ

    ¿νѧ

    ͬѧǴĶ

    (1) ʲôǷ?

    (2) ķֽĸʲô?

    DzЧԭһЧͬ⼸ͽԭǸķ

    ķֽ⣺һ֪ķķֽ

    һķֽķ?

    ɷf1f2fdz֮Ϊĺϳɺff1f2̳֮ΪķֽDzĺϳɺÿһԿǷ?ķֽĺϳʲôϵ?

    ķֽĺϳɵ

    и֪ffΪƽıεĶԽһƽıڱf1f2ͱʾfķֽͬƽıζ

    ֪fûκƽıζfֽΪмַֽⷽʽ?

    fΪƽıεĶԽͿԵóһƽıfڱ߾f(ͣ)fΪƽıεĶԽ߻ûͬƽıǻû?

    

    ʣǻͬı?

    ͨͼǷûκһ֪ԷֽΪ(ͣ)ԲͬķΪͬһԽ߿ͬƽı

    ʣʵķֽʱΨһȷķһ֪Ӧֽ(ͣ)ſԵõ岢Ψһȷķ?

    𣺸ʵЧķֽ

    ໥Ч滻ǰЧ(ͣ)ͬԷֽijʱӦʵЧȷķ

    ʵЧķֽؼҳʵЧȷһʵЧ?

    ʾʵ飺иˮƽȻfбfЩЧ?ʾʵ۲һˮƽǰͬʱˮƽ淢ı仯?

    ˮƽ

    ˮƽ·αDzǿˮƽǰֱµЧ滻ffʵЧΪ

    (1)ˮƽǰ

    (2)ֱѹ(ֱѹˮƽ?DzǸɽţ?)

    ݴЧǿȷ

    (1)ˮƽǰ

    (2)ֱ

    ݷķfƽıζһƽıfĩλ

    һˮƽƽеfĩλһֱƽеͿԵõһΨһȷƽıf1f2fķf1fļнΪôǷf1f2ĴСֱΪ?

    (1)

    f1=fcos

    (2)f2=fsin

    ʾʵ飺ǶָһʵЧһϸһϵֵָһϵԿ״ǦʵĶϸijһ׵ػģλͬѧԶһ

    ͬѧչʾһͬѧDzһԿ״ֱϸߵЩʵЧ?λͬѧ̸һ̸ĸֵĸλиоĸо?

    ֱָеʹ

    ָ˵бϸ߱ıʹ˵ǦʱѹԿ״ֱϸߵʵЧǣ

    (1)бб

    (2)ǦѹǦ

    Կ״ֱϸߵǣ

    (1)б߷£

    (2)Ǧʷ

    dzлλͬѧչʾʵͬѧǸķfƽıζһƽı

    fĩλûһбƽеٹfĩλһǦƽеͿԵõһȷƽıf1f2f

    һģ

     

    ʣGЩʵЧ?

    (1)ʹѹ壺

    (2)ʹѹб

    ʣķ?

    (1)ֱ壺

    (2)ֱб

    붯ֻһƽı

    ݷķGͿһƽıG1G2G

    һģ

     

    ʣGЩЧ?

    ʹab

    :?

    aºb

    ķGƽıζǾͿһƽıfafbΪG

    ͨϼʵзֽʱʵЧȷķȻƽıζзֽ

    ʾʵ飺һϰбΪбϷһGЩЧ?ʾһʵͬѧ۲һGЩЧ?

     

    (1)ʹб»;

    (2)ʹѹб

    ʣʵЧҶַֽһĴСֱǶ?

    ʣбDZG1G2ᷢĸı?

    𣺷G1G2С

    ʵķֽʮֹ㷺Ӧϰ֪бԽԽG1ҲԽG2ԽСʱG1ʹ»;ʱG2谭ǰΪʲôߴҪܳɽҪ޽ܳɽ·

    Ϊ˼С¶ʹ»ķСгӵķ밲ȫ

    ͬѧǻȥ˼һ⣺·Ա߸֮ĸѹ´ֱ֮?Ѹѹֱ߲ǸӵĽʡ?ºͬѧǸݽѧ֪ʶ˼һ¸ѹΪʲô´?

    һСݣ

    ʣʲôķֽ?

    һ֪ķķֽ

    ʣķֽʲô?

    ķֽƽıζ

    ʣͨνķֽ?

    𣺸ʵЧзֽ

    ʣķֽһ㲽Щ?

    1ȷʵЧ;

    2ʵЧȷķ

    3ƽıζֽ;

    4йؼ֪ʶȷĴСͷ

     

    1 һ֪ķķֽ

    2 ķֽĺϳɵͬҲƽıζ

    3 ʵЧȷķ

    ѧ˼

    ķֽѧȽǶķֽǸʵЧзֽһһѵڿҪͨʾʵѧһǿʵЧȷѧѧϰȤѧ۲ͽʵ

    ʽʵϵ

    ͨճķֽӦѧ֪ϢϢѧ۲ģ֪ʶ

    ιѧõĶϿʱҪʱʱĹעѧÿһٶƿγ̵ιԼڿγƷ渶˽϶ŬԱȽڿεԽʦĽղŶȷʵ

    ֮ϿʱͻܹѸƶ֮ЧķԱﻹҪһÿεİѿЧǺܺرǶʱİŲǺܺѧҪһļǿÿνƽûʲôر֪ʶܹѧ㹻Ȥ´ʱһҪѧĽǶ˼ܵΪһĿѧӦڿϸܵĶݲ迼

    ڿƽϺܹշ֪ʶ֪ʶ֮νӺ߼вθ֪ʶĹȱȽϺ̬ԽԽʦķ緶Ҫǿ֮νѧϣŬ!

    ptϻ