时时彩

我国径流曲线数参数指标体系构建

时时彩kejiribaobeijing5yue11ridian (jizhejujian)juzhongguonongkeyuanzuixinxiaoxi,gaiyuannongyeziyuanyunongyequhuayanjiusuomianyuanwurantuandui,shoucigoujianlejiyuwoguojiangyu-jingliushiceshujudecanshuzhibiaotixi,duizhunquegusuanwoguojingliuliang、turangqinshihemianyuanwuranfuhejuyouzhongyaoyiyi。xiangguanyanjiuchengguozaixianfabiaoyu《shuiyanjiu》shang。

tuanduichengyuan、zhongguonongkeyuanzihuasuoyanjiuyuanleiqiuliangjieshao,meiguonongyebuturangbaohuzhongxinyu1954niankaifalejiangyu-jingliumoxing,youyujuyoucanshushao、shiyongjiandan、zhunquexinggaodengyoudian,chengweiquanqiudibiaojingliugusuandetongyongmoxing。jingliuquxianshuzhishigaimoxinggusuanjingliuliangdeguanjiancanshu,jingliuquxianshuzhibianhua±10%,huiyinqicong-45%dao+50%fududejingliuliangbianhua。raner,youyuwoguodixing、turang、qihou、tudiliyongjunyumeiguocunzaihendadeyizhixing,meiguonongyebuturangbaohuzhongxintigongdejingliuquxianshuzhichazhaobiaozaiwoguodeshiyongxingyoudaijinyibuyanzheng。

weici,tuanduishoujizhenglilequanguofanweinei55gezhandiandeshicejiangyu-jingliushuju,lianghualetudiliyong、zhibeifugai、turangshentounengli、podu、qihouheqianqiturangshidutiaojiandengyinsudegongxian,xitongfenxilezhong、meijingliuquxianshuzhichayijiqiduijingliuyucedezhunquexing,goujianlezhongguojingliuquxianshucanshuzhibiaotixi。

gaixiangyanjiudedaoguojiazirankexuejijinhegongyixingxingye(nongye)keyanzhuanxiangzizhu。

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