大荔县高中教师教案.doc

大荔县高中教师教案大荔县高中教师教案、板书设计参评作品学科:思想政治教材:人教版必修一课题名称:揭开货币的神秘面纱姓名:王玲玲所在学校:朝邑中学2014/4/17than6months,highearlystrengthcementupto1month,andbaggedthestackingheightofnomorethan15bagsofcement.(2)water1)canbeusedwheresuitablefordrinkingwater,))waterPHvalue,insolubleandsolublesulfides,chlorides,phosphates,>4>4>4mg/L<2000<2000<5000mg/L<2000<5000<10000chloridesolublematter(measuredinCL-)mg/L<500<1200<3500sulfate(SO2-4dollars)mg/L<600<2700<2700sulfide(S2-dollars)mg/L<100--------(3)Aggregate1)aggregatesofdifferentmaterialdiameterpiledup,respectively,donotmixwitheachotherandmixedwiththesoil;whenloadingandunloading,fallofgreaterthan40mmlessthan3M,)fineaggregatefinenessmodulusshouldbecontrolledinthe...Maximumwater/cementratioconcreteparameterofconcretewater/cementratiothemaximumallowablevalue,abovethewaterleveldownstream(outsideofthedam),downstreamwaterlevelchange(outsideofthedam)(outsideofthedam)(3)large-,steelcontent,methodoftransport,pouringconcrete,onditions,asfaraspossiblesmallslump.(4)ordingtoXiatableselectedcollapsedegreesparametertablebuildingsofnaturestandardroundcollapsedegrees(cm)hydraulicpigmentconcreteorlessreinforcedconcrete3~5distributionreinforcedratenotover1%ofreinforcedconcrete5~7distribution课题名称:设计意图揭开货币的神秘面纱正文导入新课:李明看中一辆小轿车,如何购买,设疑埋伏笔生:(列举常见的付款方式)略激发学生的教师引导:钱在经济学里我们称之为货币,上能买天,下探知欲买地,中间买空气。有这样神秘吗,今天,老师带大家一起“揭开货币的神秘面纱”~而且,我们要进入历史的隧道,飞回没有“钱”的年代,那时,你的必需品是如何获得的,讲授新课:通过设疑再一:货币的本质次激发学生场景再现:如果李明生活在古代,交通工具可能是马、轿子自主探究新知