ҶС˵ΪṩѪ֮ɳ©ȫ½
ҶС˵
ҶС˵ С˵ С˵ С˵ ʷС˵ ٳС˵ С˵ С˵ С˵ ԽС˵ ƪѧ С˵ С˵
С˵а С˵ С˵ ͬС˵ С˵ С˵ С˵ ƻС˵ У԰С˵ ܿС˵ С˵ ȫС˵
ÿС˵ Ů ĺ Ҵӹ Ҹ У ˼ а s ۺ С˵ ܲС˵
ҶС˵ > С˵ > Ѫ֮ɳ©  :־ :32429  ʱ:2017/7/19  :2393 
һ¡ʮ һ( )
ϣҵ׸ʥ׵±һĻȥʱǼҸֺ£Ҹһ流ͬһ⾎ˣֶôĺãµҵֻһΣҲʲôˣʲôûˡ

ϣ㡭һ⼊ʱڳгһԾ

sinλȥھʽʼᡣǵľȣԶԸ⾝sinߵղǸDzӴİõȻȻľ˳Ʋϡ

𣿡ͷЦʵ

ֱˡĻشdz䜺ذЦݣ̫߳âе۾ˡ

ϣֲˣôһμǵijϼأԶĺ곤ЦűԹЦЦ

곤ȱ𼱣ºҾ֪ˡϱ鿪ʼ

ǡ곤ϲò

һڿʼsinϽΪϡϲ㣬sin

ϲϲЩǶ½ϲsin

ллsinЦŵͷл

ڶluvianҵãڵĵطļңʱߣ˭۸Ǿԡϸ˵Żһܺͣź곤˵곤ϣ𣿡

ãҲҰôď۸Ҳ𣡡곤ϻһЦͶ

ͺã䵭Ӧ

ϣôû˵㻹иð쳤ϲʡ

ʵղ֮ǰҲ֪ԼиãDzǶúǻϵ女Ӻ𣿻ϵ女ҵ‮‬⺟ס£άˡƽĽ͵

Ǿƾ񡭡Ԫϻɵ

Ȼֹ񡣡ûԪ˵꣬Ͼʹϵluvian⺟׺ҵ⺟ͬһ֡塞露˿ȻҲҪԭ򡣡

Ҫԭǡ֪ϿɷǡԪʵ

һֱ֪һ£Ǿҵ⺟ǡ⾎֮ͫӵߣѡ⾎֮ͫҵáһܸ˵˰ɣϴ˵

ģԪϳԾ΢죬ۿȥ˸ղѾ֪µsin⣬ڳЩһ⡣

绳еңijϵ

˵Ϸôֻ꣬˵ӣȴûмɷluvian‮С‬óҿҲڳ˼ʶһ¡Ԫ侲Ҫ

Ұ첻Ļؾ

Ϊʲôѵ˵ûʸ𣿡쳤ʵ

ǣѾˡʵʵ˵

仰ҵĸҲԾС

ҰˡҼĻشһĸҲûУһжԼ¡

ʲôˣ֪֪ж󣿡һԵsinҲסˣվʵ

ֻ֪ǶЩ˵ҡôȴһ鶼ûеĻش

⺟׵ﰡҲ很可ϧ˵

˵ֻΪ˱СңѾˣҪұͬʱҲʹֱ࣡Ÿ۾˵

ԲĶ벻Ȩ˽ͺָֻ΢Ц˵

ʲôˣֱߵԪ突Ȼʵ

һҪڱˣ˭ûҪ֪ˡĻش

ˣȻò⾎֮ͫڳҲֻ˵ԼжӣⲻƬ֮ƾʲô֤ӵйӶ֤Ǵϵأ곤突ȻƵ

⡭ԭվŵsinҲ޷֮ɽ

ҡԭ˵ֲԼǴϵģҲŲϡʲôϸأǵҿǸޱʱͷȴĸ˻ȥˣôҲ²ѵ˵ô̶̵ļʮҵăôѾ϶Լ׸磬Ψһ𣿿ЦʲôʱְǹŽԼĿڴҲóСˡ

ҿ֤luvianӵйӣҲ֪͸˭ˣ哈哈突ȻһѾþûЦвϵĻˣȻ᲻ɳòԭʣЩĪϲС
һ¡ Ѫ֮ɳ© һ( )
Ѫ֮ɳ©ȫĶ,ҶС˵ΪṩѪ֮ɳ©ȫ½Ķ,Ѫ֮ɳ©ڵݿң־Ѫ֮ɳ©ȫĶߡ