牛元帅下载

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                        为什么陆地上没有比鲸更重的动物

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                        为什么陆地上没有比鲸更重的动物

                        为什么陆地上没有比鲸更重的动物

                        WEISHENMELUDISHANGMEIYOUBIJINGGENGDADEDONGWU(ZHEILIZHIDAXINGJINGLEI,BIRULANJING)?WEISHENMEGETOUXIAODEWENXUEDONGWUJINGRANYEHEQINGWAYIYANGYAODONGMIAN?WEISHENMEDAXIANGDENGHENDUODAXINGREDAIDONGWUJIHUBUZHANGMAO?ZHEIXIESHENGWUXUESHANGDEYOUQUWENTIHENZAOJIUYINQILEKEXUEJIADEZHUYI。

                        牛元帅下载ZAOZAI17SHIJIZHONGYE,YIDALIWULIXUEJIAJIALILVEJIUFAXIAN,DONGWUDEZHANGDUHETADEPIFUMIANJI、SHENTIZHONGLIANGCHENGYIDINGDEBILI。DONGWUCHENGZHANGSHI,PIFUMIANJIANSHENTIZHANGDUCHENGPINGFANGZENGZHANG,YINCIDONGWUYUEDA,PIFUDEXIANGDUIBIAOMIANJIJIUYUEXIAO。ERZHONGLIANGZEANSHENTIZHANGDUCHENGLIFANGZENGZHANG,XIANGDAXIANGZHEIYANGDEDAXINGDONGWUDETUISUOCHENGSHOUDEZHONGLIANGBIXINGTIXIAODEDONGWUDADEDUO,WEILEZHICHENGZHEIMEZHONGDESHENTI,DAXIANGDESIZHIJIUHUIBIHOUZIDECU,ERHOUZIDEYOUBIMAYIDECU(XIANGDUITIZHANGERYAN)。SHENGHUOZAIHAIYANGZHONGDEDONGWULIYONGSHUIDEFULIXIAOCHULESHENTIGUOZHONGDEFUDAN,SUOYIJUJINGCAIKEYIZHANGDAO30DUOMI,ZHONGSHANGBAIDUN。

                        牛元帅下载GETOUXIANGDAXIANGYIYANGDEDAXINGDONGWU,YOUYUXIANGDUIDEPIFUBIAOMIANJIJIAOXIAO,SANREMIANJIYEXIAO,YOULIYUBAOWEN,DANRUGUOSHENCHUREDAIHAIZHANGMANZHANGMAO,JIUHENBULIYUSANRELE。ERGETOUXIAODEWENXUEDONGWUYINWEIPIFUDEXIANGDUIBIAOMIANJIDA,SANREMIANJIJIUDA,DUIWENDUGENGMINGAN,DONGTIANGENGPALENG。

                        牛元帅下载BUGUO,GUANYUZHEIFANGMIANYANGEDEKEXUEYANJIU,BUSHICONGTIZHONGHEBIAOMIANJIRUSHOUDE(DONGWUTITAIDEDUOYANGXINGHUOXUYESHIYIZHONGYUANYINBA),ERSHICONGYUZHIZHIJIEXIANGGUANDEXINCHENDAIXIELVYUTIZHONGDEGUANXIRUSHOUDE。

                        19世纪下半叶,德国生物学家鲁布纳提出,生物界并不是杂乱无章的,也存在着数学规律:B3与M2成正比,其中B为新陈代谢率,即动物在静止状态下体内每单位体重每分钟所产生的热量,M为生物体的体重。这一经验定律与著名的开普勒第三定律“R3与T2牛元帅下载成正比”(T是行星公转周期,R是椭圆轨道的半长轴)十分相似。

                        牛元帅下载1932NIAN,DEGUOSHENGWUXUEJIAKELAIBOFAXIAN,GEZHONGDONGWUJICHUDAIXIELVYUTIZHONGZHIJIANCUNZAIDEHANSHUGUANXIZHONGDEZHISHUYINGWEI3 :4,ERBUSHIXIANQIANRENWEIDE2 :3。“KELAIBODINGLV”TICHUHOUYINQILEZHENGYI。YOUXIERENYIJUSHENTIBIAOMIANJIYUTIJIZHIBI,TICHUZHISHURENGYINGWEI2 :3;ERMEIGUOKEXUEJIAWEISITE、BULANG、ENKUISITEZEYIJUXINXUEGUANXITONGDENGDEZIYUANYOUHUAFENBU,TICHUGAIZHISHUWEI3 :4。

                        牛元帅下载BUGUOZAI2010NIAN,MEIGUOKEXUEJIAKELIKETELUOENSIDENGRENFABIAOLEZUIXINDEYANJIUBAOGAO,TAMENXUANQULE447ZHONGDONGWU、5GETIXINGCHICUNDENGJIDECELIANGZHI,YONGYUNIHEJICHUDAIXIELVYUTIZHONGGUANXIDEHUIGUIFANGCHENG。FANGCHENGXIANSHI,LIANGZHEGUANXIDEZHISHUBUSHIDANCHUNDE2∶3HUO3∶4,SHIJISHANG,ZHISHUBINGBUSHIYIGEQUEDINGDEZHI,ERSHICONG0.57FUDONGDAO0.87,YOUJIAODABIANDONGFANWEI。ZHISHUDAXIAOYUDONGWUZHONGLEIDEXUANQUYOUGUAN,BEICESHUJUSUOHANGAIDEDATIXINGDONGWUYUEDUO,ZEZHISHUYUEDA。TAMENKAOCHALEWEISITEDENGRENDEFANGCHENG,FAXIANRUGUOGUJIXINXUEGUANXITONGZHONGDEWULIXUEXIAOYING,JIANGFANGCHENGJINGSHIDANGXIAOZHENGHOU,JIUNENGYUTAMENSUOTICHUDEJIELUNXIANGYIZHI。

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                        —— 10why

                        10why
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