ղСվ
ҳ
С
п
߿
ɽ̴ѧ
Ӣѧϰ
Ա
ʦѧ
百度安全验证
ز鿴
Wordĵصַ
ļ.docΪ.docĶ
ŶϷʧ
Ṥ˶ʿҵǰ
2010ĴʡԱвⳣʶжģһ
2017й״гǰԤ(Ŀ¼)
ִרҵ
Ӧϰ3
ͬϰ⼯
1.5y=Asin(wx+@)ͼ(˽̱4)
[Ծ]صǼǴ(صǼǴʵ)ģԾ11
2016ȡ㽭쾫Ʒ
2018.06¡רʵĩԴ