资源描述:
《校级课题申报表.(修改)doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、课题编号:CBXX2012—01陕西省西乡县城北小学校本级课题申报书课题名称:《小学低段语文课堂中表达能力的培养策略研究》申报者:韩玉梅李霞单位名称:二年级教研组联系电话:13891645046QQ联系:314790103博客账号电子信箱:<314790103@qq.com>填表日期:2013-4-14西乡县教研室sitesscatteredworksurfaceshouldbedistributed.Brickmasonryconstructionismainlydistributedinthefactory,thefactoryworks.8.3.1materialdumpsinma
2、sonryconstructionmaterialsarepiledupinbatchesinthevicinityoftheconstruction,hand-to-mouth,andmaintainacertainreserve.8.3.2supplymortarHZS60concretemixingstationaftermixingwith5Tdumptrucktransporttothesurfaceoftheconstruction.8.3.3masonrymaterialtransporttransport5Ttipperwithgravelandothermaterial
3、stransportedtothesurfaceoftheconstruction.8.48.4masonryconstruction....Stone),canbeusedtosew,butitsamountshallnotexceedtheweightofmasonry10%.Stonemasonry:accordingtothedegreeofsmoothnessoftheworksurfaceisdividedintofinestones,semifinestone,crudestoneandstonewoolinfour.Stoneprocessingrequirementss
4、houldbeconsistentwiththesurfaceGBJ50203-20026th.theprovisionsofarticle3.2.8.4.2sand,gravel(1)sandandgravelqualityshallconformtoSD120-84table2.1.2and2.1.3requirements.Mortarandsmallersandaggregateconcreteused,requireddiameterof0.15~5mm,finenessmodulusfor2.5~3.0,layingstonemortarsand,itsmaximumdiam
5、eterisnotmorethan5mm;stonemortarformasonrysand,maximumsizelessthan2.5mm;(2)withtwo-gradedaggregateconcrete,gravelsizefor5~20mmand20~40mm.8.4.3cementandwater(1)masonryengineeringusingcementandmarkingshallcomplywiththetechnicalprovisionsofsection8.4.theprovisionsofparagraph3.1,arrivalofthecementsho
6、uldbevariety,grade,dateofstockpilingseparately,wetlumpsofcement,theprohibitionoftheuse.(2)waterqualitystandardsshouldberequired,mixingmortarandsmallaggregateconcrete.Onmixingandcuringofwaterqualitywhenthereisdoubt,mortarstrengthverificationshouldbecarriedout,thecompressivestrengthofthemortarifthe
7、waterisbelowstandard28daysthecompressivestrengthofmortarmadeofwaterbelow90%,thiswatercannotbeused.8.4.4smallaggregateconcreteandcementmortar(1)mixofcementitiousmaterialsmust92012年4月印制一、申报人基本情况课题名称小学低段语文课堂中表达能力的培养策略研究行政