820̄վӡl(f)֪ͨ_2020ȺдM̄հl(f)չĿ2020Ⱥְ֧l(f)չֱ̮a(chn)I(y)֪ĿϗlPI(y)C(gu)˰PҪڽ2021831
(j)֪ͨՈ2020ȺдM̄հl(f)չ֪ĿI(y)C(gu)աP2020ȺдM̄հl(f)չ֪Ŀ֪ͨҪύՈ2020Ⱥֱ̮a(chn)I(y)֪ĿI(y)C(gu)աP2020Ⱥְ֧l(f)չֱ̮a(chn)I(y)֪Ŀ֪ͨҪύϡ
ȥ_ġְ֧l(f)չֱ̮a(chn)I(y)ɴʩ()_ڱעI(y)ֱˆTֱ֪ƽ_۽z_50fϵُĪڽOֱңԓֱˆT鱾עI(y)ֱ؛N~({ں)o誄N~5000fԪo20fԪһُN~1|Ԫo30fԪһُN~2|Ԫo50fԪһُ
ֱ֪ƽ_۽z_50fϵڱעI(y)ֱˆT鱾עI(y)ֱ؛N~({ں)_1000fԪϵoN~ǧ֮һԪ~߲^500fԪ
ԭ}ߪ500fԪڷ̄պֱ̮a(chn)I(y)l(f)չ