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1.
INTRODUCTIONItisknownthattheapplicationofanAll Op ticaltypeSiliconMicroResonator (AOSMR)orsensorisgreatlyrestrictedbytheproblemofop ticalcoupling (Guckeletal.,1 993;Pitcheretal.,1 990 ) .Thevibratorsurfaceisusedforopti calexcitationandvibrationpickupinanumberofAOS…  相似文献   

2.
1995年全国各级成人学校基本情况BasicStatisticsofAdultSchoolsinChinabyLevel&Typein10thousand(A):ofthetotal:TheRegularShort-CycleCoursesinRad...  相似文献   

3.
全国各级成人学校基本情况BasicStatisticsofAdultSchoolsinChinabyLevel&Type¥//(A):Ofthetotal:TheRegularShort-CycleCoursesinRadio/TVUniversit...  相似文献   

4.
I.TheMeaningofStyleAlltypesofwriting,likestories,legaldocumentsandpersonalletters,havemuchincommon:theycontainmanyofthecommonwordsusedbypeopleeverywhereandeveryday ,observethesamebasicmorphologicalandsyntacti calrules,andfollowthesamecustomofusingpunctua…  相似文献   

5.
Amongthefourbasicskills ,writingistheweakpointofcollegestudentsinChina .Althoughinrecentyearsmuchmoreemphasisisputonthestudents’productiveskills ,duetothelimitedtime ,theyarenottakenveryseriouslyinpractice .IncurrentcollegeEng lishteachinginChina ,usuallyt…  相似文献   

6.
全国各级成人学校基本情况BasicStatisticsofAdultSchoolsinChinabyLevel&Type单位:万人in10thousand学校数(所)No.ofSchools毕业生数Graduates招生数Entrants在校学生数E...  相似文献   

7.
1 Introduction Anumberoffullwaveanalyseshavebeenproposedinthepasttwodecades[1~3].Theseallpredictthecharacteristicsofmicrostripantennasrigorouslyathigherfrequencies.Thespectraldomainmethodofmoments[3],usingsimplebasisfunctionsrequiresalargesizematrixsuchas(…  相似文献   

8.
1 Introduction Itiswellknownthatn GaAsandanumberofothercompoundsemiconductorscanexhibitself sustainedcurrentoscillationsinthemicrowaverangewhentheapplieddriftfieldexceedsthecharacteristicthresholdvalue .Semiconductorsareappropriatematerialsforunderstan…  相似文献   

9.
1 Introduction Thestochasticdifferentialequations(SDE)areusedinmanyareasofscienceandengineering.ThemainpurposeforsolvingproblemswithSDEistoobtaintheprobabilitydensityfunction(PDF)ofthestatevariablesgovernedbytheSDEbecausemanyotherstatisticalanalysisa…  相似文献   

10.
INTRODUCTIONSpectroscopicmethodsareincreasinglybeingemployedforquantitativeapplicationinchem istry,biologyandmedicine .Whileadvancesininstrumentationbringincreasedresolutionandsensitivity ,themultivariatecalibrationmodelsasstatisticaltoolshavealsobeensh…  相似文献   

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