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纬编织物和经编织物都是由线圈构成的。
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TheNationalEndowmentfortheArtsrecentlyreleasedthetheresultsofits“ReadingatRisk”survey,whichdescribedmovementoftheAmericanpublicawayfrombooksandliteratureandtowardtelevisionandelectronicmedia.Accordingtothesurvey.“readingisonthedeclineonevery 62.__________region,withineveryethnicgroup,andateveryeducationallevel.“ThedaytheNEAreportreleased,theU.S.House,inatie 63.___________vote,upheldthegovernment'srighttoobtainbookstoreandlibraryrecordsunderaprovisionoftheUSAPatriotAct.TheHouseproposalwouldhavebarredthefederalgovernmentfromdemandlibraryrecords,readinglists,bookcustomer 64.___________listsandothermaterialinterrorismandintelligenceinvestigations.Thesetwoeventsarecompletelyunrelatedto,yetthey 65.___________echoeachotherinthemessagetheysendabouttheplaceofbooksandreadinginAmericanculture.AttheheartoftheNEAsurveyisthebeliefinourdemocratic 66.__________systemdependsonleaderswhocanthinkcritically,analyzetextsandwritingclearly.Alloftheseareskillspromotedby 67.__________readinganddiscussingbooksandliterature.Atthesametime,throughaprovisionofthePatriotAct,theleadersofourcountryareunconsciouslysendingthemessagethatreadingmaybeconnectedtodesirableactivitiesthatmight 68._________undermineoursystemofgovernmentratherthanhelpingdemocracyflourish.Ourculture'sdeclineinreadingbeginwellbeforethe 69._________existenceofthePatriotAct.Duringthe1980s'culturewars,schoolsystemsacrossthecountrypulledsomebooksfromlibraryshelvesbecauseitscontentwasdeemedbyparents 70.__________andteacherstobeinappropriate.Nowwhatstartedinschoolsacrossthecountryisplayingitselfoutonanationstageand 71.________ispossiblyhavinganimpactonthereadinghabitsoftheAmericanpublic.在63处填写改错内容。
人参含有齐墩果酸类人参皂苷而具有保肝作用
少耕法、免耕法的理论基础是什么？
使用正弦规测量时，将正弦规放置在精密平板上。
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