调查报告作文400字.doc

μ÷2鱨??×÷??400×? gt;μ÷2鱨??×÷??400×?￡¨ò?￡? ???ú￡??ò·￠??óDDí?àD??§éú×ü?á′?ò?D?á??¨??à′D???2?à?è￥?òá?ê3???éê?￡??aD?í??§μ?á??¨??ê?′ó??à?à′μ???￡?òò′??ò?a′?ê?×÷á?ò?·Yμ÷2鱨???￡ μ÷2é ?òμ÷2éá?ò?D?í??§??￡?????óDμ??μ￡o?°ê??1?ê???￡?±óDμ??μ￡o?°ê???2íê???μ??￡?±?éê?￡??aD?í??§?μμ?ê???μ??ù￡??ò???¨è￥?ê?ê?aD?í??§μ??ò3¤?￡????óDμ???′e￡o?°?ò??óD???y????￡??±ò2óDμ???′e￡o?°1?2?μ??ò????×?3μ??￡????1ê????′íí2???à′?￡?±?ù?Y?òμ?μ÷2é￡??ò·￠??è￥íμ°?°??è?èμ?óD°ù·????tê?￡??-°??èμ?óD°ù·?????ê?￡?????μ?í??§óD°ù·???èyê??￡ ·??? 1?￠????′ó?àêyê?òò?ò3¤???????ú?§D￡???§?°×êá?μ????°?ú???±3?à′?ú?òía??μ?á?ê3?￡ 2?￠óDD?í??§ê?è￥íμ?ò?-°??èμ????￡ ?á?? D??§éúμ?á??¨???÷òaê?′ó?aD?μ?·?μ?à′μ?￡o 1?￠°?°??è?è??????μ?′?3μ??￡?????è′ó?à′?òD?á?ê3?￡ 2?￠1y?êμ??1?ê??ó?à′é?í?°é￡?′òó??·?úμè?￡ 3?￠?-?????§D￡òa??×êá??￡ ′óá?μ?ê?êμ?????ò??￡?????ê?é?μ???￡?′ó2?·???2?ê???????????μ?￡???ê?????×??oíμμ??ò?-μ??￡ ?¨òé D??§éú′óD??íóD?a??2?á??°1?￡??áó°?ìD??§éúμ?ò?éú?￡?ùò??ò?￡í??ò3¤μ?°??a?tê?1üàíò???￡?2??ü?ùè?D??§éú·￠éú?a??ê??￡ μ÷2鱨??×÷??400×?￡¨?t￡? ?üêó?úμ±??é??áê???????μ??êìa￡?é??áò?±?è?êó?aò???3±á÷?￡ ??×??ê??μ?????￡??ò°àí??§?üêóμ?è?êy?e?￥???à￡?ò?????3?1yá?ò?°?è?êy?￡ ?-1yμ÷2é￡??ò·￠??￡??ò°àí??§êóá|′ó?àêy?ú4.8ó?4.9×??à￡???óDéùêyí??§μ?êóá|?1±￡3??ú5.0ò?é??￡′÷???μμ?í??§óD11??￡?μ??üêóμ?è′óD20??￡????ò??°à??óD31è?°?￡???óD?üêóμ???óD11????￡? í¨1y°ù?èí?￡??ò2éμ?á??üêó???é·??aèy???￡μúò???ê??áD??üêó??￡?ê?óéóú???ò?°oó?á1y?è·￠?1?ù???￡μú?t??ê?í??ú?è1y???ù???￡μúèy??ê??ü1a?êD??üêó??￡?ê?óéóú?ü1a?ê???ê?ê1y???ùòy?e?￡ ?????aD?μ÷2é×êá?￡??òòa??′ó?òìá???¨òé￡o òa?yè·×?o?D′×?￡??áêéμ?×?ê?￡?2?òa???ú×à×óé??ò?¤×?éíì??￡êéó??ò??μ????|±￡3?êêμ±μ??àà??￡?′êé?￠D′×?ê±??2?ó|??ì?3¤￡??Dí?±￡3?êêμ±DY?￠￡?éùí?μ????￡?′êé?￠D′×?ê±μ?1a??òaêêμ±?￡??éú??b?????|óDo?′|?￡?üêóμ?í??§ó|???à3?o?D????àμ?ê3???￡è???×???±￡??2ù?￡ ò??eD?′?±￡?¤???|￡?è?′ó?ò??à?μ?êà???ü?ó?÷áá￡? μ÷2鱨??×÷??400×?￡¨èy￡? ?ò??μ??§D￡·?3￡?àà?￡??ò°??òμ?D￡?°?￡μ?ê?￡??ò2?ê±?á?′??D￡?°?úóDo?D?à???￡??ú?a???§D￡oü2??à3?￡??a?′?àà?μ??§D￡oí?a?′?àμ?à???ò??e￡??ò?aá??a???-òò￡?ê1D￡?°?ü?à￡?óúê??ò??D￡?°μ??àéú??DDμ÷2é?￡ μ÷2é ò?????￡??ò?íμ?D￡?°à??μá???è|￡