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在高压缸排汽的总管上装有动力控制止回阀,以便在事故情况下切断,防止蒸汽返回到汽轮机,引起汽轮机超速。在高压缸排汽总管的端头有蒸汽冲洗接口,以供在管道安装完毕后进行冲洗,在管道冲洗完成后用堵头堵死。centerpinchecksandanchoringtheinnercylinder.AccordingtoWhilecouplingalignmentshouldkeepoiloutofcavityandlocatetherotoraxisneckraisedarewithintheprescribedlimits,thereshouldbenogaps,Horn,HornandHorn0.05mmfeelergaugesfitinto.Centercoupling,condenserwaterfillingandwater-filledaccordingtofactoryrequirement.ForcouplingthreesupportedrotorCenter,themouthunderthecouplingbetweenthevalueshouldbeasstipulatedinthemanufacturer,usually0.15~0.25mm.Inthecaseofcouplingconnection,ifpossible,liftingonlyonebearingendofthesupportbearingoftherotor,removethebearing,fittedwithspecialtilesandspecialliftingtools,discrotors,checkthejournalfluttertile,shouldgenerallybelessthan0.10MM.Whenthecouplingsandrotorcomeswhenthereisaconflict,thecouplingCentreshallprevail.6.4.5.2.2shaftlookingfor:...6.4.5.3.Provisionalboltconfirmedthepositioningoftherotorsize,aswellasthecouplingbetweentheadjustmentshimthicknessaccuracy,drawingstomeetthetechnicalrequirements.Plane,cylindricalandcleanthecouplingboltholesshouldbecleanandwithoutburrs,scrapironandgrease-free,relativepositionofthecouplingaccordingtothedrawingrequirementsare.Couplingtopscrews,rounddistanceapart,indicatorstomonitormovementoftheaircraft,itsvalueisallowedtopassthevalueaxismoving,mountedadjustmentpads,notepadsinstallationdirectionguidepincouplingwithprocessendclosed.Thebackwheelsslowlytightened,when2mmorso,withstandardwhitebarswheretwobackwheelboltholemeasurementaboveandbelow,confirmtwobackwheelboltholeconcentricity.Then,thesymmetricalhorizontalmounttwotemporaryboltstightened,attentiontomonitordialindicator,theninstallthesymmetricaltemporarybolts,thistimesitesslowlymovingrotor,inthemeasuredcircumferenceof8equalpartsbackwheelrimrock,eachmeasuringrelativechangesinvalueshouldbelessthan0.02mm.6.4.5.4couplingreamedandpairedboltreamingdiereamer,adjustablereamers,boringmill,inseveralways.6.4.5.4.1Generalrequirementsbeforereamingorboring,三年级上册生命与健康常识教学计划一、学情分析:本班共有51个学生。绝大部分学生能遵守校纪校规,思想上积极要求上进,班上班风好,学风好,但也有个别学生,组织纪律涣散,身体健康意识差,本学期要加强组织教学,提高课堂教学效率,加强学生珍爱生命、提高生命质量的教育。二、教材分析:本册教材共分为九课,主要内容是:第一课《小胚胎的故事》让学生明白小胚胎是怎么来的,正确认识生命的起源;第二课《瞧我多健美》,让学生认识健美的重要性,形成健美意识,掌握一些基本健美训练方法,并进行健美训练;第三课《爱护我们的牙齿》,让学生明白牙齿生病的原因,认识一些常见的牙,知道牙病健康的标准;第四课《警惕病从口入》,让学生明白病从口入的道理,养成良好的饮食习惯,防止病从口入,知道一些饮食卫生常识;第五课《我运动我快乐》,培养学生爱运动的习惯,培养学生正确运动的方法;第六课《安全行路有学问》,教育学生要遵守交通规则,培养学生的交通安全意识,让学生掌握必要的交通安全知识;第七课《生活中的陌生人》让学生知道生活中的陌生人是存在一定危险的,学会和陌生人交往;第八课《别让动物伤着你》让学生知道一些常见动物的习性,明白动物是有危险的,知道动物对人的伤害的方式;第九课《小心煤气中毒》让学生明白危险就在身边,注意预防,知道煤气中毒的处理办法。第十课《雷电发生时》介绍防雷避险的一些安全常识。三、教学目标:1、让学生明白小胚胎是怎么来的,正确认识生命的起源;2、让学生认识健美的重要性,形成健美意识,掌握一些基本健美训练方法,并进行健美训练;3、让学生明白牙齿生病的原因,认识一些常见的牙,知道牙病健康的标准;4、让学生明白病从口入的道理,养成良好的饮食习惯,防止病从口入,知道一些饮食卫生常识;5、培养学生爱运动的习惯,培养学生正确运动的方法;6、教育学生要遵守交通规则,培养学生的交通安全意识,让学生掌握必要的交通安全知识;7、让学生知道生活中的陌生人是存在一定危险的,学会和陌生人交往;在高压缸排汽的总管上装有动力控制止回阀,以便在事故情况下切断,防止蒸汽返回到汽轮机,引起汽轮机超速。在高压缸排汽总管的端头有蒸汽冲洗接口,以供在管道安装完毕后进行冲洗,在管道冲洗完成后用堵头堵死。centerpinchecksandanchoringtheinnercylinder.AccordingtoWhilecouplingalignmentshouldkeepoiloutofcavityandlocatetherotoraxisneckraisedarewithintheprescribedlimits,thereshouldbenogaps,Horn,HornandHorn0.05mmfeelergaugesfitinto.Centercoupling,condenserwaterfillingandwater-filledaccordingtofactoryrequirement.ForcouplingthreesupportedrotorCenter,themouthunderthecouplingbetweenthevalueshouldbeasstipulatedinthemanufacturer,usually0.15~0.25mm.Inthecaseofcouplingconnection,ifpossible,liftingonlyonebearingendofthesupportbearingoftherotor,removethebearing,fittedwithspecialtilesandspecialliftingtools,discrotors,checkthejournalfluttertile,shouldgenerallybelessthan0.10MM.Whenthecouplingsandrotorcomeswhenthereisaconflict,thecouplingCentreshallprevail.6.4.5.2.2shaftlookingfor:...6.4.5.3.Provisionalboltconfirmedthepositioningoftherotorsize,aswellasthecouplingbetweentheadjustmentshimthicknessaccuracy,drawingstomeetthetechnicalrequirements.Plane,cylindricalandcleanthecouplingboltholesshouldbecleanandwithoutburrs,scrapironandgrease-free,relativepositionofthecouplingaccordingtothedrawingrequirementsare.Couplingtopscrews,rounddistanceapart,indicatorstomonitormovementoftheaircraft,itsvalueisallowedtopassthevalueaxismoving,mountedadjustmentpads,notepadsinstallationdirectionguidepincouplingwithprocessendclosed.Thebackwheelsslowlytightened,when2mmorso,withstandardwhitebarswheretwobackwheelboltholemeasurementaboveandbelow,confirmtwobackwheelboltholeconcentricity.Then,thesymmetricalhorizontalmounttwotemporaryboltstightened,attentiontomonitordialindicator,theninstallthesymmetricaltemporarybolts,thistimesitesslowlymovingrotor,inthemeasuredcircumferenceof8equalpartsbackwheelrimrock,eachmeasuringrelativechangesinvalueshouldbelessthan0.02mm.6.4.5.4couplingreamedandpairedboltreamingdiereamer,adjustablereamers,boringmill,inseveralways.6.4.5.4.1Generalrequirementsbeforereamingorboring,8、让学生知道一些常见动物的习性,明白动物是有危险的,知道动物对人的伤害的方式;9、让学生明白危险就在身边,注意预防,知道煤气中毒的处理办法。四、教学措施1、引导学生课外查资料,课堂上采用探究式教学。2、多采用现代教育技术,利用直观形象的方式呈现教学内容。3、课堂上多模拟情境,活跃课堂气氛,提高教学效率。五、教学进度安排第一、二周:小胚胎的故事第三、四周:瞧我多健美第五、六周:爱护我们的牙齿第七、八周:警惕病从口入第九、十周:
本文标题:三年级上册生命与健康常识计划、教案
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