机械制造类专业英语 课件 unit one Basics in Mechanical Workplace

ModuleIMasteringbasicsinWorkshopSceneOne

HealthandSafetyinWorkshopPhysical(e.g.plant/machine,noise,electrical,lighting,radiation,workingatheights,housekeeping)Chemical(e.g.hazardoussubstances,dangerousgoods)Ergonomic(e.g.manualhandling)Psychological(e.g.workstressors)BiologicalSafetyissueOKNot

OKPlantoimprove?Wideenoughforgoodstraffic.Adequately

lit.Surfacefreefromdefects.Clearofcases,materialsandrubbish.Engineeringcontrolsmayincludechangingprocesses,equipmentortools,forexample:installationofmachineguardsandmachineoperationcontrolsventilationtoremovechemicalfumesanddusts,andusingwettingdowntechniquestominimizedustlevelschanginglayoutofworklevelstominimizebendingandtwistingduringmanualhandlingpromoteasafeenvironmentpreservelifepreventinjuryorillnessfrombecomingworsehelppromoterecoveryprotecttheunconsciousreassuretheillorinjuredbasicfirstaidnotesindividuallywrappedsterileadhesivedressingssterileeyepadssterilecoveringsforseriouswoundstriangularbandagessafetypinsworkbenchordressingtrolleycupboardsforstorageofmedicalsupplies,dressingsandlinensoileddressingcontainerselectricalpowerpointsmedicalexaminationcouchwithblanketsandpillowschemicalspillsorchemicalreleasebombthreatsstructuralfaultsinthebuildingfloodingorseverewaterdamagethreatsofviolenceorrobberySmokingonlywherepermitted.Large,non-tipashtraysshouldbeusedandeverythinginthemshouldbecoldbeforetheyareemptied.Keepingpassagewaysandexitsfreefromstorageandwasteinordertominimizecombustiblematerial.1.Eliminateorreplacetheplantoritsoperationwithaquieteroperation.2.Replacenoisyequipmentwithnewerequipmentthatcreateslessnoise.3.Usesoundabsorbingmaterialtoabsorbvibrationandthusreducenoise.4.Enclosenoisymachineryorputbarriersbetweenthemachineryandpeople.5.Reducetheamountoftimepeopleareexposedtonoise,oruseearmuffsSceneTwo

WorkplaceToolsandMeasuringEquipmentchisel鉴子Application:cuttingrivetsboltsnutsandsheetsteel.diamond-point钻石刻刀Application:cleaningkeywaysthreadsandcorners.die板牙socketaccessories(bracespeed)手摇驱动器

Application:Unscrewingloosebolts.Screwingboltsornutsuntiltheyarejusttight.

extension加长杆Application:Locatingthehandleorspeedbraceinapositionthatclearsothercomponentsorbodywork.slidingtee滑动板手Application:AsaboveratchetApplication:Unscrewingboltsornutswhenspacearoundthemislimited.universaljoint万向节extradeep加深型Application:Looseningortighteningcomponentsornutsfittedsomedistancefromtheendoftheirstuds.sparkplug火花塞套筒板手Application:Looseningortighteningsparkplugs.

impact冲去套筒ring双梅花板手Application:Looseningortighteningboltsornutsthathaveconfinedspaceabovethem.combination两用板手Application:Hastheadvantagesofbothtypesofspanners.tap(hand)丝锥wrench(adjustable)活动板手Application:Substitutingforthecorrectspanner.pipe管子钳Application:Grippingandturningcylindricalshapes.Handtools---specializedgrease(hand)润

oilgun(hand)手动油枪Application:Withdrawingoilfromacomponentorinsertingoilintoacomponent.pipecutter管子切割器Application:Cuttingtheendofsteelorcoppertubingsothatitissquare.Application:Removingoilseals.steeringwheel转向盘拉拔器Application:Removingsteeringwheels.

valvetapper气门研磨具Whenusingalltoolsandequipment,thesafetyaspectisextremelyimportant.Toolsandequipmentusedforthepurposeforwhichtheywereintendedwillnotbearisktotheoperator,hisorherworkmatesorthecomponentpartsorthevehicle.Itistheresponsibilityoftheoperatorandtheworkshopmanagertoserviceandmaintainalltoolsandequipment.coolingsystem水温检测仪

Application:Testingacoolingsystemforleaks.Testingaradiatorcappressuresetting.compressiongauge压力表feelergauge塞尺Application:Measuringsmallclearancesorgapsthatexistbetweentwocomponents.Forexampleusedtomeasuretappetclearance.

insidecaliper内卡钳

pressureandcacuumgauge真空压力表Application:Testingthepressureandcacuumofamechanicalfuelpump.Testingtheinletmanifoldvacuumofarunningengine.sparking-pluggauge火花塞规Application:Settingthetensionofboltsornutstoagivenvalue.veeblockV形块Application:Testingtheresistanceofanelectricalcomponentthathasbeendisconnectedorremovedfromitscircuit.multi-meter万用表Application:Testingamps,ohmsandvoltsrelatedtothecomponentsinagivenelectricalcircuit.

timinglight正时检测仪Becauseaccuratemeasurementisoftenessential,itisnecessarytolearntousethevariousmeasuringtoolsefficiently.Thesimplesttoolformeasuringisthegraduatedrulewhich,forautomotivework,ismadeofalloysteel,hardenedandground.Thethreeformsofelectricalcircuitsarethe1.Series2.Parallel3.Acombinationofboth,knownasseries/parallel.UnitFiveAppliedWriting

Part1NoticeofInvitationforBids招标通告通常由以下几部分组成:标题(Headline)招标单位名称(NameofTenderingUnit)工程名称(NameoftheProject)工程招标号(BidofNumber)正文(BodyCopy)附项(SupplementaryItems)Part2ProductSpecification产品说明书是帮助用户认识产品，指导用户使用产品的书面材料。机械产品说明书的内容一般包括产品特点、用途、规格、结构、性能、操作程序及注意事项等。产品说明书大多都由标题、正文、落款三部分组成。产品说明书的文体特点为简略性、技术性、描述性和客观性。Part2ProductSpecification简略性表现为内容简略，文字浅显，句式简单，大量使用祈使句和省略句，避免使用不必要的修辞手段。技术性指说明书中文字涉及某方面的专业知识。描述性表现为文字具有层次感、程序性和说服力。客观性是指用在说明书中的词语应该恰当、如实地反映产品的真实情况。Part3ReadingSkillsofScientificandTechnicalEnglish

科技英语文章的阅读有以下五个方面的技巧:获取主题思想(ReadingforMainIdea