共查询到20条相似文献,搜索用时 31 毫秒
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Zhang Qitang Fu Yufan Xiong Fengqi Yuan Lüjiang Chongqing Sweet Potato Scientific Research Center Southwest China Normal University Chongqing Central Laboratory Southwest China Agricultural University Chongqing 《西南师范大学学报(自然科学版)》1999,(5)
Sweetpotato,Ipomoeabatatas(L.)Lam.,isanimportantcropofrawmaterialforfood,feedstuffandindustry.Ipomoeatrifida,thekindredwildvarietyofsweetpotato,wasoriginallyproducedalongtheCaribbeancoast.Itsbasicnumberofchromosomeis15anditsploidyincludes2x,3x,4x,and… 相似文献
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Wang Jianwu 《陕西理工学院学报(自然科学版)》1997,(4)
DiscusionOntheSemanticsandCultureWangJianwu(Dept.ofB.C.ofShaanxiInstituteofTechnology)Abstract:Thispaperfocusesonhowsemantics... 相似文献
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Li Zhichang male years old professor. Li Zhichang Liu Chiqing Tan Kejun Ren Shaoguang Institute of Applied Chemistry Southwest China Normal University Chongqing Institute of Agricultural Biological Engineering Te 《西南师范大学学报(自然科学版)》1998,(5)
Aminoacidfungicide———homodemycine(HDE),acoppercomplexofseveraldiferentaminoacids,wasrecentlyinvented[1,2].Severalyears’fieldt... 相似文献
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NetworkSystemsinCIMEnvironment¥ZhaoJinrong赵锦蓉(ComputingCenter.TsinghuaUniversity.Beijing100084)Abstract:Thispaperdiscussesthe... 相似文献
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废水生物处理工艺简易优化方法 总被引:1,自引:1,他引:0
Inthepast 30years ,USAChemicalAbstractcited 1 6paperswhichconcernoptimizationofbio logicaltreatmentprocessonlyinconventionalwastewater[1,2 ] .Buttherearethousandsofkindsofhaz ardousorganicwastewaterintheworld .Evenifsomecompaniescanoffertheoptimizationprocess ,… 相似文献
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Thesilkwormexpressionsystemisawell knowneconomicalwayofoverproducingrecom binantprotein .Inthisletter ,thecDNAofamutantofsinglechainurokinase typeplasminogenactivator(rscu PA) gene ,mscu PA(K1 5 1E ,R1 5 4G) ,wasreconstructedtoincludethenaturalurokinase(u PAorUK)sig… 相似文献
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Deng Zhaojing Zhao Nanrong Liu Cunye Li Jian Department of Physics Southwest China Normal University Chongqing 《西南师范大学学报(自然科学版)》1999,(5)
TheevolutionprocessofAgUFPAgUFPareproducedbysputteringtechnique,andthespecificprocess[1,2]canbedescribedasbelow.Firstly,theAgparticles(atomsorfragments)sputteringfromtheAgtargetdepositontheamorphouscarbonfilmafterthequickdiffusion.Andthenthesedime… 相似文献
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《大连理工大学学报》1998,(Z1)
AnIntroductiontoDalianUniversityofTechnologyAlumniAssociationOverseas(DUTAAO)TheDUTAAO,anon-profitorganization,wasfoundedinJa... 相似文献
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ThePresentStatusandFutureDevelopmentofPredictiveControlAlgorithmsXieKeming**ZhangJianwei(Dept.ofAutomation)AbstractThedevelo... 相似文献
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一、形容词在英语句子中除了作表语外主要作定语修饰名词。 Real life is sometiomes stranger than fiction. 现实生活有时比小说更离奇。 Have you heard the regular noise of the clock? 你听到时钟规则的滴答声了吗? The campaign was designed to increase ofthe problem. 这个运动的目的在于提高公众对这一问题的认识。 There is only one sure way to do it 做… 相似文献
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CAVERNOUS HEMANGIOMAS IN THE CAVERNOUS SINUS 总被引:2,自引:0,他引:2
《南京大学学报(自然科学版)》1999,(5)
Extraaxialcavernoushemangiomasarerarelesionsandhaveapropensitytooccurwithinthecavernoussinus[1,2~6].Clinicalpresentationsofcavernoushemangiomasincludeheadacheandcranialnervedeficits.Asthetumorsgrow,theinternalcarotidartery(ICA)andcranialnerveswithin… 相似文献
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《南京大学学报(自然科学版)》1999,(5)
Themajorfunctionofsuperoxidedismutase(SOD)istocatalyzethedismutationofsuperoxideanion(·O-2)andcontrolintracellularandextracellularconcentrationof·O-2.·O-2isthemediatorofmanydiseases.AlthoughSODhasbeenconsideredtobeappliedasapharmaceuticalformanyyear… 相似文献
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ApreliminarystudyonS.asotuslinnaeusandS.soldatovimeridionalisChenbyDNAfingerPrinting¥LiuYong;HongXijun(DepartmentofLifeScienc... 相似文献
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ExperimentalSet┐upofLaserUltrasonicTechniquesandApplications*ZhouXingeng(周辛庚),HeCunfu(何存富)DepartmentofEngineeringMechanics,Ts... 相似文献
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Introduction 总被引:1,自引:0,他引:1
IntroductionTheConstraintSatisfactionProblem(CSP)wasfirstdevelopedforsetlingtheconstraintbetweendiscretevariables.Manyalgorit... 相似文献
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ExpresionsofTwoRiceMipGenesunderWaterStres,SaltStresandExogenousABA*ZhouZhiqi(周志琦),LiuQiang(刘强),KazukoYamaguchiShinozaki+,Hir... 相似文献
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AnalysisandDesignofSwitchingSurfaceforNonlinearVariableStructureControlSystems*HanYunrui(韩云瑞)DepartmentofAppliedMathematics,T... 相似文献