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˸С˵ > С˵ > Ѫ֮ɳ© :־ | :32429 ʱ:2017/7/19 :2435 |
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ڳˣİ˵ȥֺáԡ ô⼲ʲôϢһ£Ȼȥֺˡsin˵ ˣܼġһؾʵҾǸţԲŻԵô죬رDzǸĻֻʱ˵ĵġ ǰǾޱѣֿļڣһ۳ɲֻġһҸ֡Ȼһĵ˵һ㶼û֧ǾޱɲǰһĵֻˣȻҲرˡ ǰүֻտɲˣСүȥ֣һŶСҲ ![]() ˣһǾޱҵķһֻġʵҪԭǣԼһ˿ٴЦ ԭһȥǺãҲُˣȥɣsin⽩ҵ뷨ҳ˴ Ҷ˵æһűǽԼĴȥҿɲȻǸү ![]() ![]() ˼ϣ ![]() ![]() ![]() ɳɣォ¼ңұ⾝ķӡüҧԼôҵ⾎流 ![]() ֻķԼ⾎йȣsin突ȻϢijҵ⾝ʵ ΪǾޱֻҵ⾎ֻ֪Ӧǽ⽩ģԴϿʼ突Ȼ˺ ![]() ![]() ![]() ![]() ҵǴûַֻsinЦ Щ⻩ȪƲַ֡תĻش Ϊʲôֻأsinʵ ֪Ϊʲôô ![]() Ʒְɣsin² Ʒ֣˵ʲôƷֵǾޱֻ֪֪ǰǸҵԺҰԳ˵ ô˵ΪƷ֣Ϊʲôһֱ⾎ȰɣsinһĿ־塣ֱ⣬˭⾎ģ ´ˣҵһҲһԼ⾎ôһ˵ϵĿ־֮⾊һɨա ΪʲôҴûĺ ![]() ![]() Ϊ⾝流ҵ⽗⺟⾎⽗⺟ҷ˺ԺƬǾޱ棬ҹһ֮䣬ЩǾޱͬһĺ ![]() ˣˣsin ![]() ĺˣ⾎Ҫҵ˵һһ˲֪sinһ֪ģǾһ ![]() ˣ⾎流˲٣ûû֪أsinҵ֣ЦЦ˵ ǰҲֻԶӣҿ֧һ㷴ӦûеǾޱ˵ û£ûĻȥűժһ֧ʱɵ֣Ц˵ ô֪ڹűժģҾȵʵ 첻ֻȥ˹ű˵ϴȥʱ ![]() ķֻĻǾһ嶼ûˡĵ˵ʵ滹һ䣬ǾǣҲͲҵİְˡ Ǿʱdz˵漣ˣǸǾޱڵĵ²ϵĴܳµ֧ɿյԱչͬʱڲͣijҶ٣һ⾎⾊Ǿޱǵǰ½šƬյرȫסʱЩ֧ȻʼǽȥһҵķĴڴҲǽڡ突ı仯ˣֻɵɵվǰһƬ⾎졣 û뵽ƬĺǾޱôƯ˺һsin˵ ǰЩ⾎⾊껨Ϻ⾎أҿЩ˵ óɹˣsin突Ȼ˵ ˵DzһġŵĻش˵ ڿԻȥ˰ɣsin突Ȼ ţҴӦҾת⾝sinشȥˡ̤ʱСۡϳ£ǸүһĿⶢҿȴôҲ벻Ϊʲô w.££أ.cC |
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