(dng)ǰλã߿W(xu)W(wng) > ɽ|߿ >
W(xu)D(zhun)(zhun)I(y)Ҏ(gu)
W(xu)W(wng)
uƼW(xu)D(zhun)(zhun)I(y)Ҏ(gu)
(j)ϴW(xu)D(zhun)(zhun)I(y)Ҏ(gu)
߿־Ը(zhun)I(y)xָ