ϺF(xin)I(y)W(xu)Ժ
VCI(y)g(sh)W(xu)ԺD^
ϢI(y)g(sh)W(xu)ԺD^
II(y)W(xu)ԺD^
ɽ|˾I(y)W(xu)ԺD^
RW(xu)ԺУ^(q)D
ɽ|һt(y)ƴW(xu)D^
ɽ|ŮӌW(xu)ԺD^