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ȼ?x)ʽϴ܇C(j)ϴ܇ɱʲô
ȼ?x)ʽϴ܇C(j)ĿǰÑϴ܇O(sh)֮һڏSҵNӛУ95%Ñxȼ?x)ʽϴ܇C(j)ҪԭʹóɱͣƄ`ܵ·O(sh)䱾ܵʲôͬϴ܇C(j)ֻʹóɱ
ȼ?x)ʽϴ܇C(j)ijɱͣ?yn)O(sh)Ӌ(j)ԭܺķ֞ɲú늡úȼӟ늄tڿ·ֹ_ɔ_ʹúӟȼ?x)ʽϴ܇C(j)ϴ܇ɱ͵Ҫһ15Ěr80ԪԳm(x)ʹ15Сrϴ܇ϴһv܇ĕrg15Ҳfһޚϴ60v܇ƽϴһv܇Úijɱֻ1.2Ԫ늲ֵҪMһ늿3~5죬ƽÿv܇늳ɱ0.1ԪҲfwʹóɱֻ1.3Ԫϴ܇^Ҳĭ֮Ė|]ĸӳɱ
O(sh)ˮϴ܇C(j)ϴһv܇ˮҺҲСгɱӋ(j)Ҫ2Ԫˮϴ܇C(j)ˮܴںܶжѽ(jng)ʹá
ȼ?x)ʽϴ܇C(j)ϴ܇ɱ߀(ji)ܭh(hun)Чo(h)ˮYԴȾһNϴ܇O(sh)