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1.
运用透明带内导音(TTIB)和前馈信号再生(FFSR)技术,设计了一种新型高质量数传MODEM,采用高速数字信号处理芯片(DSP)TMS320完成了软硬件设计,实现TTB与FFSR技术,使MODEM具有抗信道衰落及抑制收发频率漂移等性能,而且结构简单,与电台采用音频接口,极大地方便了数传MODEM的推广与应用。  相似文献   

2.
从FoxPro for Windows目前的被动安全机制出发,应用面向对象技术,就当前的RDBMS开发时存在的实际缺陷进行了库结构及信息传输上的安全机制的扩展,建立了一个面向对象的库结构模式。同时进行了实际应用的模式示例,并在DDBMS信息传输上讨论了RSA的公钥系统。  相似文献   

3.
KINETICSTUDYONTHEREMOVALOFLEADANDSILVERFROMCRUDEBISMUTHBYANODEREFININGKINETICSTUDYONTHEREMOVALOFLEADANDSILVERFROMCRUDEBISMUTH...  相似文献   

4.
ANALYSISOFSTRESSANDTEMPERATUREINTHECONFORMFORMINGPROCESS——FOUNDATIONTHEORYPengYuelinHuJianMoBin(DepartmentofAppliedMathematic...  相似文献   

5.
EFFECTSOFDISSOLVEDMINERALSPECIESONTHESURFACECHEMICALCHARACTERISTIC,ELECTROKINETICPROPERTYANDFLOTATIONBEHAVIOROFFLUORITEANDSCH...  相似文献   

6.
THEMAINUPLIFTPROCESSESOFDEEPCRUSTALROCKSOFTHEEARLYPROTEROZOICOROGENICBELTINDAQINGSHANAREA,INNERMONGOLIAYuHaifengHeShaoxun(De...  相似文献   

7.
THEDIFFERENTIALDYNAMICMODELOFENTERPRISEECONOMICDEVELOPMENTANDITSCOMPUTATIONALMETHODSTHEDIFFERENTIALDYNAMICMODELOFENTERPRISEEC...  相似文献   

8.
THEWEARMODESANDMECHANISMSOFDIAMONDSINSAWINGHARDSTONEWangDianjiang(DepartmentofGeology,CentralSouthUniversityofTechnology,Chan...  相似文献   

9.
STRUCTUREANDFORMATIONMECHANISMOFDISLOCATIONNETWORKSINTiAl~+¥QuXuanhui;HuangBaiyun(PowderMetallurgyResearchInstitute,CentralSo?..  相似文献   

10.
SINGLECRYSTALGROWTHOFCuBASEDSHAPEMEMORYALLOYANDITSTHERMODYNAMICANALYSISSINGLECRYSTALGROWTHOFCuBASEDSHAPEMEMORYALLOYANDITSTHER...  相似文献   

11.
FAULTDIAGNOSISOFHYDRAULICPUMPSUSINGIMPROVEDNEURALNETWORK~+¥YangHongzhi;TanGuanzheng(DepartmentofAutomaticControlEngineering,C?..  相似文献   

12.
THERMODYNAMICALCHARACTERISTICSOFPARTIALREACTIONSRELATEDTOPREPARATIONOFSIALONPOWDERFROMKAOLIN*LiuBingHuangHeping(StateKeyLabor...  相似文献   

13.
RESEARCHOFFILMTHICKNESSDURINGDRAWINGPROCESSLUBRICATEDWITHO/WEMULSIONS~+¥YanHengzhi;ZhongJue(DepartmentofMechanicalEngineering?..  相似文献   

14.
ANAPPROACHTOSOMEPROBLEMSOFTECHNOLOGICALMINERALOGYSTUDYONTHEOREOFASSOCIATEDGAINELEMENTZhaoYiqiChenXihua(DepartmentofGeology,Ce...  相似文献   

15.
THELUBRICATINGMECHANISMSOFLUBRICATINGDRILLINGFLUIDSONSYNTHETICDIAMONDBITLongWei(DepartmentofGeology,CentralSouthUniversityofT...  相似文献   

16.
SECONDPHASESOFRAPIDLYSOLIDIFIEDAlFeCrZrVSiALLOYANDTHEIRTHERMALSTABILITIESXiaoYudeLiSongruiLiWenxianZengZhihuaMaZhengqing(Depa...  相似文献   

17.
SYNTHESIS,PROPERTYANDHEATSTABILITYFORPOLYVINYLCHLORIDSOFANTIMONYTRIS(MERCAPTOACIDESTER)SYNTHESIS,PROPERTYANDHEATSTABILITYFORP...  相似文献   

18.
ISOTHERMALKINETICSOFTHEFIRSTSTAGEREDUCTIONOFMAGNETITECOLDBONDPELLETSWITHCARBONMONOXIDE*ChenQiyuanZhouHongZhangPingmin(Departm...  相似文献   

19.
METALLOGENICCHARACTERISTICSANDORE-PROSPECTINGFUTUREOFPRE-CAMBRIANGOLDDEPOSITSINMUFU-JIULINGDISTRICTWuYanzhi(DepartmentofGeolo...  相似文献   

20.
APPROACHTOANEWTYPEOFPERMANENTHIGHGRADIENTMAGNETICSEPARATOR(PHGMS)¥FengDingwu;ChenJin;SunZhongyuan;PengShiying(DepartmentofMin...  相似文献   

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