APPd

һ pd

̫ƽ܇(ch)W(wng) > ˹U(xin) > ˹U(xin)m(x)

˹U(xin)m(x)

U(xin)m(x)>>
1 2

Ʒƣ

܇(ch)ͣ ˹

ٷr(ji) o(w)(bo)r(ji)

܇(ch)ģDƬ

˹x(zhun)}

ʾ

_

֮ܲ鿴܇(ch)(zhun)ҵĺ܇(ch)тĻ؏(f)Ŷ

Ҫᆖ(wn) ᆖ(wn)