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1、教案专用纸____省____市_____技工学校教师课时授课计划课程:《机械与电气识图》任课教师:2008年3月20日授课日期2008年4月5日课题4-1电气制图的一般规则课时2学时授课班级恒通、佳华定向类型新课讲授审阅【教学目的】1.知识目标掌握国家标准中电气制图的一般规则2.能力目标培养学生读图、绘图的基本技能3.德育目标使学生既要懂得按照标准办事,又要做到创新不盲从;培养学生耐心细致的工作作风和严谨认真的工作态度。【参考书】《电工应用识图》,《机械与电气识图教参》,《维修电工考试大纲》【教学准备与教具】多媒体课件、基本绘图工具【本课重点】国家
2、标准中有关图纸幅面、分区、图线、连接线、标注的相关规定【本课难点】图线的线形、线宽及其应用【主要措施】讲练结合,多媒体课件辅助教学教学内容安排旧课复习机械制图的基本知识7分钟引入新课举例对比,应到学生归纳机械图与电气图的区别3分钟新课讲授图纸的相关要求、图线、连接线、标注45分钟课堂练习选择题、改错题、连接线化简、添加标注30分钟本课小结指明重点、难点,对学生提出要求3分钟课后作业练习册4-12分钟【课后追记】1、本课从作业反馈来看,根据教育学原理中循序渐进原则,由浅到深设计例题,精讲精练,很好地完成了教学目标,特别是耐心细致、严谨认真、创新不盲从
3、态度。2、从课后与学生交流反馈来看,利用多媒体课件辅助教学,既省时又直观,鲜艳的色彩,新奇的动画、声音等多媒体效果能激发学生瞬间记忆,达到良好的教学效果。school)],44housebuildingaswellasmorethan1000copiesofbooks,morethan10kindsofcollectionofnewspapersandmagazines,firesburntdown.In1938,theJapaneselearnedthatthenationalGovernmentestablishedinXITangTombro
4、tten"clip"taxes,taxofficerslivein8ofYanDongvillagefarmershome,troopsatnight,Yaowasburnedseveralhouses.1938newmorningofSeptember18,theJapaneseteamwenttothecountryside"sweep"fromthekaiyangvillagelinetoTungYangJiaQiaoyanTemplewallandmetYangJia溇ZhouDana(male)weeksbecauseoflong-ter
5、millnessandcan'tworkinthefields,theJapaneseseehisfacefromscratchwithoutcalluses,regardhimas"Shina",thrustaknifeatthesceneofhisdeath.Thebodywasstabbed7times,wound13.Thesameday,TrangbangvillageheardtheJapanesecometo"mop-up"arehiding,motherof9ZhouGuanbaoZhangAyingtodrilla"drymoun
6、d",wasdiscoveredbytheJapanese,ashotintheend.Thesameday,is7zhouhaijiangzhigrandfatherZhouYingbaotoescapetheJapanesearmy,wasfoundontheroad,ashotintheend.InMarch1939,theJapanesearmyinYanTombraiding,hasarrested16people,infengqiaocigarettesthismorningbang,killing11peopleontheRiver,
7、Eastmeetingpointinwoodqiaotuintheafternoonkilling4peopleontheRiverside.GuTongisaJapanesegospeaktheShanghaidialect,latertobecalledGuTongas"killleft."OnJanuary18,1943,theelves,fivethousandorsixthousand,waterandlandgohandinhand"mop-up"jiaxingareawestoftherailway,YanTombareafall.M
8、arch6,NiuShan(CountyGovernmentIIsectionchief)carryingitschild