科技英语翻译技巧和写伴Mrsmajic整理1Contents科技文献写作常用句例一C。m胸【7E、人4一、科技英语特点仁士.以客观陈述为主,较多使用被动句。科技人员在研究和解决科技问题8律、主观兆和特征,在科技文献中通常!用被动句叙述,从而较孙例如:Thelenathofthepalymerchainisspecifiedbythenumberofrepeatunitsinthechaifl.Thisiscalledthedegreeofpolymerization.UnlikemanyproductswhosestructureandreactionswerewellKnownbeforetheirindustrialapplicationysomepolymerswereproducedonanindustrialscallelong_beforetheirchemistry_orphysicsWwasstudiegesi酌唧训E丶词语。日邓吴何社刃:reaction,apply,toyield,ge门e己门O门availabley,attherateof“按w的比率,以w心逼intermsoffintheorderof4C。m隔【E仪3,表达方式程式化。文章结构程式化:万定式短语构成目的状语,放在旬子的开头例:Toincreasetherateofreaction.acatalystisused.$结果时,往往在句首使用引导词it作形式才构成句,Itwasfoundtherateoffollowwasimprovedbyincreasingthepressure:.一C。m隔【E4大量使用非谓语动词、名词及介词短i|作定语,可明确所;廷衍。,可使f门沥Polypropyleneisthesecondresininthefamilyofpolyolefinscomoosetioflongchainsaturatedhydrocarbons.一C。m隔【E推论或后续步骤IfapolymersampleiscooledrapidlytoatemperaturejustbelowTg,itsvolumecontinuestodecreaseformanyhourse一C。m胸【7E尘6、复杂的长句较多。Configurationalisomerismisthenduetothepresenceinthemoleculeofoneormoredissymmetric“centers,inthesimplestcaseasymmetriccarbonatomsyeachcfwhichcanhave(R)ahid(5)absoluteconfiguration;and,or,tothepresenceofdoubleblondswhichcanthepresenceofdoubleblondswhichcangivecis-andtrans-geometricalisomers:.一C。m隔【E万同等重要的成分;奕成分成主句如:(1)Thecrudepetroleumoilobtainedfromwellconsistsafarixtureofhydro-carbonseachofwhichisaChemicalcompoundofcarbonandhydrogen.(2)Thecrudepetroleumoilobtainedfromwellconsistsofhydro-carbonsandeachoftheseisachemicalcompoundofcarbonandhydrogen一E尘8.省略句较多_置,开3友谷T仝盯晃。在并列复合旬中,各句!同成、诺J予以省略例:Lowdensitypolyethylenehasacrystallinityrangeof65percent,andhighdensitypolyethylene(hasacrystallinityrange)of85percent.(2)定语从句宇的省略-1关联词which或thatSHti的定语仁I从句i1词(当吾中的坂E语用的分词短语,如:Vinylresinscoverabroadgroupofmaterials(thatare)derivedfromthe“vinyIradical,一