资源描述：
《音乐教案 第四单元 学戏曲》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、第四单元学戏曲第一课时教学内容活动《走进京剧大世界》教学目标通过教师的引导，揭示学习的目标——京剧，引发学生学习的兴趣。教学过程1．导入听京剧选段。提问：你想知道哪些有关京剧的知识？你想了解哪些有关京剧的问题？2．教师结合学生问题，整理归纳若干个问题。3．教师将学生分成小组，认真学习专题。4．学习本节课专题——京剧的历史（1）学生学习汇报：京剧的产生。（2）教师导学（3）学生学习汇报：京剧的舞台演变5．总结本节课的学习情况，布置下节课学习专题——《京剧的行当》。教学评价1．学生参与程度和参与率。2．学生能够积极主动
2、地提出问题并寻找问题的答案。3．在小组学习中，“我”所发挥的作用以及在小伙伴心中的位置。4．在小组汇报过程中承担的部分。第二课时教学内容shouldbetightened,noloose,TerminalBoardwiringshouldbeoneoneachside,nomorethantwo.J,shieldedwire,sparewirebindingorder,reliablegrounding.7.7qualitystandard7.7.lcablesthroughthecableembeddedtube
3、makinguseofgalvanizedsteelpipe,tubeendswithoutburrs,smooth.7.7.2pipedoesnotallowbending,bendingthebendradiusshouldbe≥4timestimestheouterdiameterofthetubein.7.7.3ellipticityofabenttube,pipediameter≤60mm,not>8%,diameter>760mm,not>6%.7.7.4makingcablesburiedpiping
4、applicationrootproduction,growingwhereinterfaceisrequired,onlystraightpipe,onlythewireportconnections,weldedconnectionsarenotallowed.7.7.5servicesleeveshouldhaveagoodgrounding.7.7.6cabletraysinstallation,burrsanddirtandcorrosiontreatmentshouldbecarriedout,inst
5、allthebridge...7.8.1.7pipingandpiping,equipmentandequipmentorpipingandotherequipmentshallhavesufficientexpansiongapinhotsituations.7.8.1.8metaltemperatureoftheinsulatinglayer(hot)=shell-walltemperatureofenvironmenttemperature≤40°c.7.8.2paint7.8.2.lpaintofequip
6、mentandpipelinesshouldhaveatleastaprimer(redpaint)andfinish.7.8.2.2paintappearancecoloruniform,withoutpaint,rust,flaking,wrinkles,flowmarks,scum,paintparticlesandvisiblebrushmarks.7.8.2.3interlayershouldbetightandwithoutstratification.7.8.2.4pipelinesasphalt,f
7、iberglassfabriccorrosion,externalappearanceshouldnevershowsurroundedbyglassfiberclothuniform,dense,paintedpitchinspectionshouldbenodelamination,cavitation,homogeneityofasphaltcoating,brushingeachlayerthicknessinaccordancewithdesignrequirements.Standard7.97.9st
8、ructureplacementprocess.1fair-facedconcreteisaconcretesurfacewithoutanydecoration,structureappearancequalityofconcretestructurethatisabletodisplaystrengthandaestheticperceptionofqu
