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2、ú±í???Tì???μ?2?êyA?úí??·??μ?2?í???ì???óD??′ó2?òì,′ú±íéú3¤×?′ó?μμ?è?á?2?êyln(a)/kò2′??ú×???′ó2?òì。1??ü′ê:3¤°×?í;éú3¤?ú??;logistic?￡Dí?Dí?·?àào?:S828.8+9???×±êê???:A?íéú3¤?ú??μ?·???ê??D???íéú3¤·￠óy1?ê??é?°???íéá??DD????,?¤ê?15d???í?éμ??÷òa·?·¨??ò?,ì?±e?úèaó??íμ?óy??oí?y3?oí?aò?×￠é?。ê??ú2éó?·?à??
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7、Yoí1?ê?ê?è??￠èíμ?×ó±í??í¨1y???ù·¨ê1Q×?D??！?oóó??à1?êyoaá??ù?ao??ú??μ??ao??è′óD?,ó?R2à′±íê?。2?á1?ó?·???2.1éú3¤?ù?èoíá?èa±è′ó±í1?D?é?′3?è?????ó?á?èa±è′??ú?÷??μ??o?à1?,?μ?÷ìá??è??????é??éù3é±??！括?4í·3¤°×?í?÷òaéú3¤D?×′è?????????o?á?ê?o?á?èa
