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1、ScientificEnglishWriting SectionⅨEllipsisⅠ.Incompoundsentences电压的单位是伏特，电流的是安培。Voltageismeasuredinvoltsandcurrentinamperes.地球吸引月球，月球也吸引地球Theearthattractsthemoonandthemoontheearth.Agreatmanykindsoftransistorsexist,andmanyversionsofeachkind.电子被注入P区，而空穴被注入N区。Electronsareinjec
2、tedintothePregion,andholesintotheNregion.Inthetable,anotation(标记)ofinfiniteimpedanceindicatesthattheterminatingimpedanceshouldbeaminimumof10to100timesthenominal(额定)impedanceatthespecificport,andzerothatitshouldbewelllessthanatenththenominalimpedanceattheportandlessthanahundre
3、dthifpossible.1.commonpatternⅡ.EllipsisinadverbialclausesWhenpure,waterisacolorlessliquid.金属受热就会膨胀Metalsexpandwhenheated.conj.+adj.p.p.prep.phrasen.itistheyare+一个常数无论有多大，决不能说成是无穷大Aconstantnumber,howeverlarge,isneverspokenofasinfinite.2.setpatterns如果有误差的话，应予以校正(correct).Errors,
4、ifany,shouldbecorrected.若需要的话，可以把这个函数转换成时函数。ifany如果有的话，即使有ifwhenwherepossible/necessaryifso如果是这样的话Thisequation,ifnecessary,canbeconvertedtoatimefunction.Ⅲ.Ellipsisafterprep.(Twoprep.shareanobject)作者现在从事于图像处理和识别的教学与研究※※Theauthorisnowengagedintheteachingandresearchingofimagepro
5、cessingandrecognition.必须求出这个电阻上的电流和电压Itisnecessarytofindoutthecurrentthroughandthevoltageacrossthisresistor这位教授在研究和应用沃氏函数（WalshFunctions）方面起了积极的作用。Chapter4Measurementsof,with,andinthePresenceofNoise.加速度与外力成正比，并且方向相同Theaccelerationisdirectlyproportionalto,andinthesamedirect
6、ionas,theappliedforce.我们想要求出提供给这个器件或由它消耗的平均功率。Itisdesiredtofindouttheaveragepowerprovidedforordissipatedbythisdevice.E-CTranslation:Section9.DiscontinuousModificationAstudywillbemadeofthepercentageofusableanddefectiveparts.Thetheoryisofgreatimportancethatthehotteranobject,the
7、moreenergyitradiates.Ⅰ.Pattern1subject+v.+modifierofsubjectphraseclause往往出现这样的问题，一个信号大于偏压（bias）Theproblemoftenarisesthatasignalisgreaterthanbias.Nochanceexistsforthisdevicetoberealized.根本不存在实现这种设备的可能。Verywonderfulchangesinmattertakeplacebeforeoureyeseverydaytowhichwepaylitt
8、leattention.Ⅱ.Twomodifiersaftern.这种新设备与原有的设备相比具有体积小、重量轻、结构简单
