(3.1.1)-3.2SentencefeaturesinRAs期刊论文句式特点

SentenceconstructionofResearchArticles期刊论文的句子建构LongsentencesComplexsentencesLongsentencesPreciseexpressionRichandmeticulouscontentLongsentencesMusicvideosareshownonMTV.Theyusuallyshowimagesthatrepresentthelyricsofasong.Theyalsographicallyillustratethesinger’smessage.MusicvideosshownonMTVusuallyshowimagesrepresentingthelyricsofasong,graphicallyillustratingthesinger’smessage.后置定语状语AvoidusingchoppysentencesCombininglogicallyconnectedsentencesHowlongshouldasentencebe?About20wordsComplexsentencesCoordinatesentences(并列句）Compoundsentences(复合句）语言复杂性1.非谓语动词作定语或状语2.介词短语作定语或状语3.从句作定语、状语或同位语4.插入成分较多非谓语动词做定语或状语非谓语动词:句子中不是谓语的动词不定式动名词分词在这项工作中，我们的目标是利用高分子聚合物来生产高质量的前驱体，从而显著提高碳纤维的性能。Inthiswork,ourobjectivewastoimprovethecarbonfiberperformancesignificantlybyutilizingveryhighmolecularweightpolymer

toproducehighqualityprecursors.表语方式状语目的状语介词短语做定语或状语本文分析了第一和第二届国家政府形成的宪法体制，探讨了国王在两届政府形成中的作用。Thisarticleanalysestheconstitutionalaspectsbehindtheformation

ofthefirstandsecondNationalGovernments,examiningtheroleofthekingintheformationoftwogovernments.所有商用碳纤维都具有两种孔隙率porosity，其主要部分的体积分布与平均直径为1nm的孔隙率相对应。Allcommercialcarbonfibersshowtwotypesofporosity,withthemainpartofthevolumedistributioncorrespondingtoporeswithanaveragediameterof1nm.从句做定语、状语、同位语Attributiveclauses(定语从句)Objectiveclauses(宾语从句)Subjectiveclauses(主语从句)Appositiveclauses(同位语从句)Adverbialclauses(状语从句)最后，这里已经证明，聚丙烯腈（VHMWPAN）可以生产小直径（~5um）的白色纤维，从而产生相应的直径~2.5um的碳纤维。Finally,ithasbeenshownherethattheVHMWPANallowedfortheproductionofsmalldiameter(~5um)whitefiber,whichproducedacorresponding~2.5micrometerdiametercarbonfiber.Moreparentheses(插入语）独立成分附加解释表示态度和看法Anincreaseintemperature,though,tendstomakegasexpand.Velocity,wenotedbefore,isavectorquantity.Allsubstances,whethergaseous,liquidorsolid,aremadeofatoms.Anobject,