一般而言高分子材料的透明度随结晶度的增大而()。

熔体黏度较高的一相倾向于成为连续相

两相界面张力提高，有利于分散相粒子破碎。

连续相黏度的提高，有利于分散相粒子的破碎。

对于分散相粒子的破碎，属于内力的是？

两相聚合物共混物，具有几个Tg？

共混物形态的基本类型是什么？

具有共轭结构的聚合物要成为导体，还需要经过掺杂。

拉伸法比烧结法制备的膜孔隙率高

微滤膜对物质的分离机理是过筛机理。

不属于膜糖类的功能有

下面哪一项不是单片机中的定时/计数器一般具有的功能：（）

PassageTwoQuestions6to10arebasedonthefollowingpassage.Inspring,chickensstartlayingagain,bringingawelcomesourceofproteinatwinter’send.Soit’snosurprisethatculturesaroundtheworldcelebratespringbyhonoringtheegg.Sometraditionsaresimple,liketheredeggsthatgetbakedintoGreekEasterbreads.Otherselevatetheeggintoafancyart,liketheheavilyjewel-covered“eggs”thatwerefavoredbytheRussiansstartinginthe19thcentury.OneancientformofeggartcomestousfromUkraine.Forcenturies,Ukrainianshavebeendrawingcomplicatedpatternsoneggs.Contemporaryartistshavefollowedthistraditiontocreateeggsthatspeaktotheanxietiesofourage:Lifeisprecious,anddelicate.Eggsare,too.“There’ssomethingabouttheirdelicatenaturethatappealstome,”saysNewYorkercartoonistRozChast.Severalyearsago,shebecameinterestedineggsandlearnedthetraditionalUkrainiantechniquetodrawherverymodemcharacters.“I’vebrokeneggsateverystageoftheprocess—fromtheverybeginningtothevery,veryend.”Butthere’sanappealinthatvulnerability.“There’spartofthissickeninghorrorofknowingyou’rewalkingontheedgewiththis,thatIkindoflike,knowingthatitcouldallfallapartatanysecond.”Chast’sdesigns,suchasaworriedmanaloneinatinyrowboat,reflectthatdelicateness.TraditionalUkrainiandecoratedeggsalsospoketothosefears.Theelaboratepatternswerebelievedtoofferprotectionagainstevil.“There’sanancientlegendthataslongastheseeggsaremade,evilwillnotprevailintheworld,”saysJoanBrander,aCanadianegg-painterwhohasbeenpaintingeggsforover60years,havinglearnedtheartfromherUkrainianrelatives.Thetradition,datingbackto300B.C.,waslaterincorporatedintotheChristianchurch.Theoldsymbols,however,stillendure.Adecoratedeggwithabirdonit,giventoayoungmarriedcouple,isawishforchildren.Adecoratedeggthrownintothefieldwouldbeawishforagoodharvest.6.Whydopeopleinmanyculturesprizetheegg?

PassageTwoQuestions6to10arebasedonthefollowingpassage.Inspring,chickensstartlayingagain,bringingawelcomesourceofproteinatwinter’send.Soit’snosurprisethatculturesaroundtheworldcelebratespringbyhonoringtheegg.Sometraditionsaresimple,liketheredeggsthatgetbakedintoGreekEasterbreads.Otherselevatetheeggintoafancyart,liketheheavilyjewel-covered“eggs”thatwerefavoredbytheRussiansstartinginthe19thcentury.OneancientformofeggartcomestousfromUkraine.Forcenturies,Ukrainianshavebeendrawingcomplicatedpatternsoneggs.Contemporaryartistshavefollowedthistraditiontocreateeggsthatspeaktotheanxietiesofourage:Lifeisprecious,anddelicate.Eggsare,too.“There’ssomethingabouttheirdelicatenaturethatappealstome,”saysNewYorkercartoonistRozChast.Severalyearsago,shebecameinterestedineggsandlearnedthetraditionalUkrainiantechniquetodrawherverymodemcharacters.“I’vebrokeneggsateverystageoftheprocess—fromtheverybeginningtothevery,veryend.”Butthere’sanappealinthatvulnerability.“There’spartofthissickeninghorrorofknowingyou’rewalkingontheedgewiththis,thatIkindoflike,knowingthatitcouldallfallapartatanysecond.”Chast’sdesigns,suchasaworriedmanaloneinatinyrowboat,reflectthatdelicateness.TraditionalUkrainiandecoratedeggsalsospoketothosefears.Theelaboratepatternswerebelievedtoofferprotectionagainstevil.“There’sanancientlegendthataslongastheseeggsaremade,evilwillnotprevailintheworld,”saysJoanBrander,aCanadianegg-painterwhohasbeenpaintingeggsforover60years,havinglearnedtheartfromherUkrainianrelatives.Thetradition,datingbackto300B.C.,waslaterincorporatedintotheChristianchurch.Theoldsymbols,however,stillendure.Adecoratedeggwithabirdonit,giventoayoungmarriedcouple,isawishforchildren.Adecoratedeggthrownintothefieldwouldbeawishforagoodharvest.6.Whydopeopleinmanyculturesprizetheegg?

6.Withtheincreasinguseofcomputerstheusageandneedofdigitalsignalprocessinghasincreased.