dz̸ӡǰΪʲôҪּ

Դй    ʱ䣺2013-08-10    վղ

    ָͼֽΪأ ÿīռٷֱȵīεŨӡˢͼʽ ҲǾӡˢƷûһҪӦѾһٶ꣬ӴӼּ̣ γϸṹ͵ƵȽ ԼƵѾγ˼áżķչ һЩͬļҲϵij֣ һӡˢеõ˹㷺Ӧã ӡƳ;ӡˢƷּʽн

    1 . ΪʲôҪ

    ۴ӹ۲ĺڵİף ܶ಻ͬĹӾ ڴͳӡˢȴֱֻʽ ͼIJհײ֡ΪڴͳӡˢУ ӡˢḺ́ҪӡĴڣ ӡֻԪأͼӡīͿհ״ӡīӡϵԪûκα仯 ôͨӡˢӡƷֻкɫɫˣ ôҲ޷ḻIJɫתƵӡƷˡ

    ԽӡָСͬĵ㣬 ͨЩͬĵī īĶٲͬӾϵЧҲ᲻ͬ ͬ īĶ٣ Ҳӳɫʵı仯“ С”ӡˢб֮Ϊ㣬ַּ ǼĺôΪӡˢҵ˸ӡˢƷϸڼȶĹչ̡

    2 . ּ

    ּõӻγɹ̣ ͨդͼ ҪĴСǶȽȷ

    ɷ

    ǰ״һѧģͣ 涨һĿԪеع˳ Ҫɷ

    ֵ÷ͨԤƺһֵΪһƽ¼ ÿһ¼դ趨һֵ ʱݴͼ϶ֵԼ¼ƽϵļ¼դععжϡ

    ֵʱ ÿһı仯Ҫһֵ󣬴⣬ڲͬ״ҲҪƲֵͬ

    ȻֵԻúܺõĽ ȴҪ޴Դֵ ֵż¼豸ı仯仯 ʹִ ޴ĴȻԽܵġ

    ģͷ˷ͨԸ׵Ԥƺģ͡һ1 5 % ͨڵԪդIJλ1 5 Сع⣬ ٶͼĻҶΪ5 0 عǰҪΪÿһ״һ״ŵģͼʱ 豸ÿһҶֵ ݹ涨״ӶģͼгȡҪģͣ ӦλϽع⡣

    ģ͵ķһĿԪ1 5 㣬 ݾΪ4 ʾҶȵȼ1 5 + 1 = 1 6 ͼ9 Ҷȵȼ ͼĻҶֵΧ0 8 ڳ1 5 εȼ9 СӦһҶȵȼ ֵ0 عֵ0 , ֵ1 عֵ1 Ժÿ1 Ҷȵȼ2 ع㣬ɴ˵õ0 ~ 8 һҶȷΧɴ˿ɼ ܻҶȵȼж٣ ģͷֻҪһģͣʹü̸Ч

    ּĻ㷨

    㷨Ϊ֣ м㷨м㷨ϸ㷨

    м㷨мּĻ ڲɫӡˢУ ǶȿԱƣ ֹʱ ɲת ڵӼװϣ ȴγɲ˸ĽǶΪ˽һ⣬ ʵĵ ҲܴﵽɼƵĿġ

    мļǶ ʵʱͨķǿƶĿнǵ㲻¼դǵغϵ⡣

    ϸ㷨˷ַIJпĽķһ޵豸ȷΧڣ ֳͨСķʽ ˷ֱ;ܱƽǵ⣬ ȵõ׼ȷǣ ʹּԽ˴ͳ ˣ ϸܹ֤ƾȵߡ

    3 . 

    ĿǽԭתΪĿͼ ͨԼ˽⣬ ŸǿӡǰԼʶ Ҳţ ſƼķչ ԽԽ࣬ ҲԽԽ졣
 

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