浅谈专业课教师教学质量的提高与教书育人

171.............................................................................................172—IPv6......................................................................................................................177.............................................................................................................181Verilog_A...........................................................................186.................................................................................................190EWB......................................................................................................195Matlab................................................................................................................199PID.............................................................................................................203.....................................................................................................................207.....................................................................................................................................210..........................................................................................212BOOST..................................................................................218172173174175;[J]95.12[J]95.02[J]94.0151[J]AShallowArgumentofProfessionalTeacherImprovingTeachingQualitiesandEducatingStudentsGujieYangJunsanSchoolOfCommunicationAndInformationEngineeringXianUniversityOfScienceAndTechnology,Xian710054)Abstract:Teachingandeducatingistheresponsibilityofteacher.Professionalteachershouldpaymoreattentiontoeducatinginteaching.Theycanbringupthe176studyinterestofstudentsandgetthemacquaintedwiththescienceandtechnologyuptotheminuteandmakethemadaptthesociety,andacquiretheabilityofinnovationandself-determination.Therebyprofessionalteachershouldnotdespiseeducatingwhentheyimproveteachingquality.Keywords:teachingandeducating;responsibilityofteacher;teachingquality177IPv6(710054)IPv4IPv6IPv6IPv4IPv4IPv6IPv4IPv6IntroductionofnewgenerationInternetprotocolIPv6LIUFei(ComputerScienceandTechnologyDept,XianUniversityofScienceandTechnology,Xian710054)E-mail:[e-mail]velopmentofInternettechnology,IPv4cantsatisfiedrequirementsofInternet,soIPv6isputforward.ThispapermainlyintroducesthecauseofproducingIPv6,technicalsuperioritiescomparingwithIPv4andenumeratessomekindsofIPv4toIPv6transitionmechanisms.KeyWordsIPv4IPv6InternetprotocolIPv6InternetProtocolVersion6IETFIPIPv4IPIPv6128IPv4IPv6IPIPv6IPv4IP30IPv4[1]1IPv4324294967296IPv4IP178,IPv42005-2010IP2IPv41261163826209254ISP3ISPIPv44QoSIPv4QoSIPv4IPv6IETFIPIPv6IPv4IPv4IPv61IPv6128bitIPv432bit4IPNAT2IPIPv67IPv4133IPv6IPv6NATInternet4[2]IPv6IPSecIPSecAHIPv6ESP179InternetIKE5IPv66IPv6IPv67IPIPv4IPv6IPv6IPv4IPv6IPv4IPv4[3]1(DualStack)IPv4IPv6IPv4,IPv6,IPv42(Tunnel)IPv4IPv6IPv6IPv4IPv4IPv4IPv6IPv4IPv6IPv43(NAT-PT)IPv4IPv6IPv4IPv6IPv4IPv6IPIPv4IPv6180IPv6IPv6IPv4IPv6IPv61IPv6[4]2IPv6IPv4IPv4IPv4IPv6IPv6IPv6IPv4IPv6[1].IPv6[J]200420(10)79-80.[2]JosephDavies.IPv6[M].2004.13.[3].IPv4IPv6[J]200414(4)43-47.[4].IPv6[J]20021591-95.E-mail:[e-mail]181710054SPWMPISPWM2%SPWMPWM8096-90%2096-30%2-3400HZSPWM1964A.Schonung:PWMSPWM(Modulatingwave)Vc;(Carrierwave)VtriVcVtriSPWMSPWM1182dO+a−aT+bT+a−b−a+bAOdV)(tAO)(tdIIVVBATTTTTTV/2V/2−b−=dV=BO)(tVBO=-V)(tVO=V-V=V1)(tAOBO2Vd()1kw1Po=200VAV=375V=Po/V=200/375=0.6AdIEI1.5×dIIV=0.9A1.5×=560V2EUIRFB4604IRFB460100Uf/400V2SPWMSPWMDA1.8432MHzR1C1C2124069A124069ACLK14ENA13RST15Q03Q12Q24Q37Q410Q51Q65Q76Q89Q911CO124017CLK14ENA13RST15Q03Q12Q24Q37Q410Q51Q65Q76Q89Q911CO124017CLK10RST11Q19Q27Q36Q45Q53Q62Q74Q813Q912Q1014Q1115Q1214040A010A19A28A37A46A55A64A73A825A924A1021A1123A122CE20OE22PGM27VPP1D011D112D213D315D416D517D618D7192764VCCC4Vdd17OUT-A2lsbDB014RfbA3DB113DB212DB311OUT-B20DB410DB59RfbB19DB68msbDB77AN-GND1CS15WR16VrefA4DACA/B6VrefB18TLC7528VCCVCCVCC321411LM324A+15V-15VR2R3R456LM324BR572CD4017CD404027C64D/A1024D/A31.8432MHzCD40174017204.8KHzCD4017451.2KHzCD4040CD404027C6427C64D/AAD7528AD7528D/AAD7528AD7528183CD40174/CD4516CD45164CD40174/CD451650%4516SPWMSPWMABATd/2,Td/2TdHCPL312031203220V10V380V/9V4PI184185l[2......1999PIAD7528PCBPISPWM[1].Prote..2002]...2002[3].2000[4].1998[5].186Verilog_A1111710054Verilog_ACadenceSpectreVerilog_AModelingandVerificationofThree-Phase,Half-WaveRectifierbasedonVerilog_AlanguageAbstract:BasedoncharacteristicsandstructureoftheanaloghardwaredescriptionlanguageVerilog-A,studybehavioralmodelsandverificationoftheanalogsystem.IllustratehowtouseVerilog-AlanguagetomodelaThree-Phase,Half-Waverectifierefficiently,accordingtoitsprinciple,behaviorofcomponents.SimulatethemodelsinCadenceSpectresimulatorandacquireaccuratewaves.Keywords:Verilog_A,modeling,verificationHDLVDHLVerilogAMSVerilog_AIEEEVerilogSPICEVerilogVHDLSPICE,MathlabMathcad,SPICEVerilogVerilog_AVerilog_AVerilog_ASpiceVerilog_A1Verilog_AVerilog_AlimexpidtddtdelayAPLLVCOMOSDACADCSOCIPIPVerilog_ASpectreSOCIPVerilog_A11.1Verilog_A1Verilog_