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significance,significance的形容詞

  • 生活
  • 2023-05-22 13:45

大家好,關于significance很多朋友都還不太明白,不知道是什么意思,那么今天我就來為大家分享一下關于significance的形容詞的相關知識,文章篇幅可能較長,還望大家耐心閱讀,希望本篇文章對各位有所幫助!

significance什么意思

significance

[英][s?g?n?f?k?ns][美][s?ɡ?n?f?k?ns]

n.意義;意思;重要性;

復數:significances

例句:

1.

Todaypackagingalsohassignificanceasamarketingtool.

如今包裝做為一個營銷工具也具有非凡的意義。

2.

Theregionisalsofamousforitshistoricalandreligioussignificance.

這個地區同樣因為其歷史和地區重要性而出名

significance是什么意思

significance 常用詞匯 

英[s?ɡ'n?f?k?ns]  美[s?ɡ'n?f?k?ns]  

n.重要性;意義

釋義常用度分布圖

海詞統計

意義重要性

異體字:significancy

new

significance是什么意思,詞典釋義與在線翻譯:

詳盡釋義

n.(名詞)

重要(性),緊要

意義,含義,旨趣

意思

【統】顯著性

價值

功能

積極

查看更多

雙解釋義行業釋義英英釋義

significance的用法和樣例:

例句

用作名詞(n.)

Fewpeoplerealizedthesignificanceofthediscovery.

很少有人意識到這一發現的重要性.

Theyfailedtoappreciatesignificanceoftheprecautions.

他們沒有意識到這些預防措施的重要性。

Significance

6.2.1Implicationsforgraniteandadakitegeneses

Granitesplayamajorroleintheevolutionofthecontinentalcrustandinthebeneficialconcentrationofeconomicquantitiesofimportantmaterials.However,graniticrocksdisplaygreatdiversity,thesourceofwhich,eventoday,isstilloneofthemostdebatedsubjectsingranitepetrogenesis.Theconsensusviewisthatgranitesaretypicallygeneratedduringperiodsofheatand/ormasstransferfromthemantletothecrust,eitherbypartialmeltingofcrustalrocksorbyFCorAFCofmantle-derivedbasalticmagmas.Nevertheless,theevidencefordirectcontributionofmantle-derivedmagmasingraniteproductionisoftencircumstantial.Thestudiesoverthepastlastdecadehavealsoshownthatgraniticrockscouldbegeneratedbypartialmeltingofyoungsubductedoceaniccrustduringsubduction.TheArchaeantonalite-trondhjemite-granodioritemagmasarealsoproposedtobedirectlylinkedtoslab-melting,althoughthereexistssomecontroversyonthistopic.Itis,however,considerablyuncertainorargumentativewhetherthegranitescouldhavebeengenerateddirectlybypartialmeltingofthelithosphericmantle.Thiscontributiongivesacasestudythatgranitecanbederiveddirectlybypartialmeltingoflithosphericmantle.Itis,therefore,importanttounderstandthesourceandoriginofdiversegranites.

Adakitewasproposedoveradecadeagotobeproductsofthemeltingofyoungsubductedoceaniccrustrelatedtoincipientsubduction.Itsresearchhasreceivedwidespreadattentionduetoitscloserelationtoporphyrycopperdeposits,andmanyothermodelsforadakitegenerationhavebeenproposed,suchaspartialmeltingofbasalticlowercrustorofdelaminatedlowercrustandAFCprocesses.AdakiteformedbytheseprocessesusuallyshowscharacteristicsoflowMgandhighNaratherthanhighK,asdemonstratedbyexperimentalstudies.However,manyadakiticrocksespeciallyincontinentalcollisionsetting,showingsomefeaturesoftypicaladakiteinarcsettings,alsohavemuchhigherK2Ocontents.Themechani***responsibleforsuchK-enrichmentinadakiteispoorlyunderstood.ThiscontributionindicatesthatsomepotassicrocksshowingadakiticaffinitiesespeciallyincontinentalcollisionenvironmentssuchasYulongcouldhavebeenderiveddirectlybylow-degreemeltingofthephlogopite-garnetclinopyroxenitethatwasmainlyproducedbythesilicate-carbonatefluidmetasomati***inalherzoliticorharzburgiticlithosphere,whereasmostadakitesinarcsettingswasderivedbypartialmeltingoftheamphiboleeclogiteand/orgarnetamphibolitetransformedbyabasalticsourceofsubductedoceaniccrust,whichishelpfultofurtherunderstandthegenesesofadakiteanditsassociatedporphyrydeposits.

6.2.2Implicationsforgenesisofporphyrycopperdepositsincontinentcollisionalsetting

Followthetraditionalgeneticmodel,porphyrycopperdepositsareformedinislandorcontinentalarcsettings,andtherelatedore-bearingporphyriesarederivedbypartialmeltingofmantlewedge.Suchamantle-derivedmeltevolvestocalc-alkalinefelsiccompositionbysubsequentcrystalfractionationand/orcrustalcontamination.However,aseriesofstudiesinrecentyearsindicatethatincontinental-andisland-arcsettings,thenormalcalc-alkalineporphyriesonlyhost***allporphyrycopperdeposits,whereasthehostrocksofhugeporphyrycopperdepositshaveadakiticaffinity,derivedbydirectmeltingofsubductedslab.RecentstudiesalsodemonstratethatgiantporphyrycopperdepositssuchastheYulongandGangdeseporphyrycopperorebeltsintheTibetanPlateauwerealsoformedinacontinentcollisionalsetting.However,theoriginoforebearingporphyriesandthegenesisofassociatedporphyrycopperdepositsinsuchacontinentcollisionalsettingremaincontroversial.Ma(1990)andTangandLuo(1995)suggestedthatorebearingporphyriesarecalc-alkalineandmayhavebeenderivedbycrystalfractionationand/orcrustalcontaminationofmantle-derivedbasalticmagma.Houetal.(2004)arguedthatore-bearingporphyriesareadakiticrocksandmusthavebeenoriginatedfromdirectmeltingofthickenedlowercrustalrocks.Incontrast,thepresentcontribution,byaseriesofcomparisonbetweenorebearingandbarrenporphyries,confirmsthatthehostrocksareshoshoniticwithsomeadakiticaffinitiesandcouldhavebeenderiveddirectlybyprogressivelymeltingofvernsofphlogopite-garnetclinopyroxeniteinlherzoliticlithosphere.Thisworkhelpsustobetterunderstandthegenesesofore-bearingporphyriesandtheassociatedporphyrycopperdepositsincontinentcollisionalsetting.Italsoallowsustobetterdiscriminatebetweenore-formingandbarrenporphyries,whichhasimportantsignificanceforcopperexploration,especiallyintheYulongporphyrycopperore-belt.

significance怎么讀

significance

英[s?g?n?f?k?ns]

美[s?ɡ?n?f?k?ns]

n.意義;意思;重要性

名詞復數:significances

[例句]Todaypackagingalsohassignificanceasamarketingtool.

如今包裝做為一個營銷工具也具有非凡的意義。

END,本文到此結束,如果可以幫助到大家,還望關注本站哦!

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