ƪйУҵλƸΪμӰҵλԵĿİҵλԿĿҵλԿʲôҵλݵȣҵλԡ
ҵλԿĿ
ҵλƸԲȡĿ+רҵĿĿģʽ
ҵλĿΪְҵ顷͡ۺӦƣΪۺϹ(A)ѧר(B)Ȼѧר (C)ҽ(E)4
УҽַΪ6λ(ΪԷ)ҽٴ(51)ҽٴ(52)ҩ(53)(54) ҽѧ(55)(56)ԾΪְҵ顷͡ۺӦƺ϶ΪؿĿɿ λӦ֡λרҵĿҪģμӦרҵĿԡ
ڰҵλϢҵλ֪ʶϰϡ⡢γעйУҵλƸ
