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当前位置:首页 > 中学教育 > 初中教育 > 教科版科学五年级上册第四单元-知识点[1]-2
技术官员村位于位于亚运城东部,主干道二以东石楼涌以西的地块,占地面积、m2,总建筑面积、m2,共包括地下室南区、地下室北区、地上部分1栋~12栋、服务中心、室外工程等多个单体工程。其中住宅面积m2,共12栋,1~7栋建筑层数为11层,8~12栋11层(局部复式顶层),首层局部架空,布置公建配套设施。integratedenergy,chemicalsandtextileYibincity,arethethreecorepillarsoftheindustry.In2014,thewuliangyebrandvalueto73.58billionyuan,thecity'sliquorindustrysliptostabilise.Promotingdeepdevelopmentofintegratedenergy,advancedequipmentmanufacturingindustry,changningdistrict,shalegasproductioncapacityreached277millioncubicmetres,builtthecountry'sfirstindependenthigh-yieldwellsandpipelinesinthefirstsection,theleadinfactoryproductionandsupplytothepopulation.2.1-3GDPgrowthfigure2.1-4Yibin,Yibincity,Yibincity,fiscalrevenuegrowth2.1.4topographyterrainoverallisSouthwest,North-EasternState.Lowmountainsandhillsinthecitylandscapeasthemainridge-and-Valley,pingbasmallfragmentednaturepictureforwaterandthesecondlandofthesevenhills.236metersto2000metersabovesealevelinthecity,lowmountain,46.6%hills45.3%,pingbaonly8.1%.2.1.5developmentofYibinlandscapesanddistinctivefeatureinthecenterofthecity,withlimitations,andspatialstructureoftypicalzonalgroup,2012-citiesinbuildingwithanareaofabout76.2km2.Fromcity-buildingsituation,oldtown-theSouthBankCenterconstructionislaggingbehind,disintegrationoftheoldcityisslow,optimizationandupgrading,qualitypublicserviceresourcesarestillheavilyconcentratedintheoldtowntogether.SouthbankCentrehasnotbeenformed,functionsoftheserviceareaspaceismissing.Meanwhile,peripheralgroupcentresservicewasweakandinadequateaccountingforcitydevelopment,suspiciouspatterncouldnotbeformed.Asregardstransport,withtheoutwardexpansionofcities,citieshavebeenexpanding,centripetalcitytrafficorganizationhasnotchanged,integratedenergy,chemicalsandtextileYibincity,arethethreecorepillarsoftheindustry.In2014,thewuliangyebrandvalueto73.58billionyuan,thecity'sliquorindustrysliptostabilise.Promotingdeepdevelopmentofintegratedenergy,advancedequipmentmanufacturingindustry,changningdistrict,shalegasproductioncapacityreached277millioncubicmetres,builtthecountry'sfirstindependenthigh-yieldwellsandpipelinesinthefirstsection,theleadinfactoryproductionandsupplytothepopulation.2.1-3GDPgrowthfigure2.1-4Yibin,Yibincity,Yibincity,fiscalrevenuegrowth2.1.4topographyterrainoverallisSouthwest,North-EasternState.Lowmountainsandhillsinthecitylandscapeasthemainridge-and-Valley,pingbasmallfragmentednaturepictureforwaterandthesecondlandofthesevenhills.236metersto2000metersabovesealevelinthecity,lowmountain,46.6%hills45.3%,pingbaonly8.1%.2.1.5developmentofYibinlandscapesanddistinctivefeatureinthecenterofthecity,withlimitations,andspatialstructureoftypicalzonalgroup,2012-citiesinbuildingwithanareaofabout76.2km2.Fromcity-buildingsituation,oldtown-theSouthBankCenterconstructionislaggingbehind,disintegrationoftheoldcityisslow,optimizationandupgrading,qualitypublicserviceresourcesarestillheavilyconcentratedintheoldtowntogether.SouthbankCentrehasnotbeenformed,functionsoftheserviceareaspaceismissing.Meanwhile,peripheralgroupcentresservicewasweakandinadequateaccountingforcitydevelopment,suspiciouspatterncouldnotbeformed.Asregardstransport,withtheoutwardexpansionofcities,citieshavebeenexpanding,centripetalcitytrafficorganizationhasnotchanged,教科版科学五年级上册第二单元知识点一、基础知识。1.影子产生的条件:(光源)、(挡光物体)、(屏)。2.阳光下物体的(影子的方向)随着(太阳方向)的改变而改变,影子总是和太阳的方向(相反)。3.阳光下物体的影子(长短)的变化是随着太阳在天空中的(位置)变化而变化,太阳位置最(高)时影子最(短),太阳位置最(低)时影子最(长)。4.人们很早就知道利用阳光下(物体影子的变化规律)来测定时间。5.古代的人们曾经利用(日影观测仪)计时,如(日晷)。6.光是以(直线)的形式传播的。光的传播速度是(每秒30万)千米。7.反射光也是沿(直线)传播的。8.许多光源在发(光)的时候也在发(热)。太阳在给我们带来(光明)的同时也给我们带来(温暖)。9.(温度)就(高),(光弱)温度就(低)。10.人们发现(凹面镜)和(凸透镜)能把光线汇聚起来,形成强光和高温,11.(太阳)是地球最大的光源和热源。12.地球得到的太阳能量,仅仅占太阳放射能量的(二十亿分之一)。13.太阳的外部温度约摄氏(6千度),内部温度约摄氏(2千万度)。14.物体的颜色与吸热的本领有关,深色物体比浅色物体吸热(快)。15.物体受阳光照射角度与吸热有关,物体与阳光垂直比倾斜吸热(快)。16.太阳能热水器是利用多种科学原理设计出来的一种(节能装置)。17.太阳能热水器是一种(光热转换器),具有(节能)、(环保)、(安全)的优点。18.太阳能热水器的效能和所采用的(材料)、(结构),(运用的原理)有关。19.太阳能是一种(清洁)、(节能)、(安全)的能源,我们要大力开发和使用太阳能。20.太阳能热水器的构造:(集热器)、(保温箱)、(连接管道)、(支架)和(控制系统)。21.像(电灯)这样可以自己发光的物体叫(光源)。22.像这样,从不同侧面照射得到的物体的影子叫(投影)。23.影子的形成必须有(光源)、(遮挡物)和(屏幕);影子的长短、方向与(光源的位置)、(方向)有关。24.影子的大小与(遮挡物)和(光源之间)的距离有关;影子的形状和(光源所照射的物体侧面的形状)有关。25.人们对太阳能的利用有:(太阳灶)、(点燃奥运圣火)、(太阳能热水器)、(太阳能电池板)。26.许多光源在发光时也在(发热)。光强温度就(高),光弱温度就(低)。27.运用光的反射的有(额镜)、(反光镜)、(潜望镜)。技术官员村位于位于亚运城东部,主干道二以东石楼涌以西的地块,占地面积、m2,总建筑面积、m2,共包括地下室南区、地下室北区、地上部分1栋~12栋、服务中心、室外工程等多个单体工程。其中住宅面积m2,共12栋,1~7栋建筑层数为11层,8~12栋11层(局部复式顶层),首层局部架空,布置公建配套设施。integratedenergy,chemicalsandtextileYibincity,arethethreecorepillarsoftheindustry.In2014,thewuliangyebrandvalueto73.58billionyuan,thecity'sliquorindustrysliptostabilise.Promotingdeepdevelopmentofintegratedenergy,advancedequipmentmanufacturingindustry,changningdistrict,shalegasproductioncapacityreached277millioncubicmetres,builtthecountry'sfirstindependenthigh-yieldwellsandpipelinesinthefirstsection,theleadinfactoryproductionandsupplytothepopulation.2.1-3GDPgrowthfigure2.1-4Yibin,Yibincity,Yibincity,fiscalrevenuegrowth2.1.4topographyterrainoverallisSouthwest,North-EasternState.Lowmountainsandhillsinthecitylandscapeasthemainridge-and-Valley,pingbasmallfragmentednaturepicture
本文标题:教科版科学五年级上册第四单元-知识点[1]-2
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