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1.
DEFORMATIONANDFRACTUREMECHANISMSOFTWO-PHASETiAl-BASEDALLOYSWITHFULLYLAMELLARMICROSTRUCTUREY.G.Zhang,C.Q.Chen(BeijingUniversit...  相似文献   

2.
GAS-LIQUIDEQUILIBRIUMOFPb-Cd-ZnSYSTEMUNDERVACUUMGAS-LIQUIDEQUILIBRIUMOFPb-Cd-ZnSYSTEMUNDERVACUUM¥Liu,Rixin(InstituteofChemica...  相似文献   

3.
一、电气线路分析。  电路见图 1。图 1 DU型组合机床单机控制电气原理图   1 主电路主电路共有三台电动机 ,M1为主轴电动机 ,M2为油泵电动机 ,M3为冷却泵电动机 ,这三台电动机分别由KM1、KM2、KM3控制 ,且均设有热继电器作过载保护 ,熔断器作短路保护。2 交流控制线路SA3、SA4处于常态时 ,按下起动按钮SB1,KM1、KM2同时得电并自锁 ,M1、M2同时起动。当要求M1单独起动 ,扳动SA4,SA4- 2断开 ,SA4- 1闭合 ,按下SB1,KM1线圈得电 ,M1起动。同理 ,若要求M2单独起动 ,扳动SA3、SA3- 2断开 ,SA3- …  相似文献   

4.
CALCULATIONOFTHREE-DIMENSIONALSOLDERJOINTFORMATIONINMICROELECTRONICSURFACEMOUNTTECHNOLOGY¥G.Z.Wang,C.Q.WangandY.YQian(Nationa...  相似文献   

5.
《钢管》1995,(1)
成都无缝钢管厂通过中国方圆委质量体系认证审核CHENGDUSEAMLESSSTEELTUBEPLANTPASSEDSURVEYOFQUALITYSYSTEMCERTIFICATIONBYCHINAFANGYUANCERTIFICATIONCOMMIT...  相似文献   

6.
MAGNETICSEPARATIONOFFLUIDCATALYTICCRACKINGEQUILIBRIUMCATALYST①ChenJin,XiangFazhuandHePingboDepartmentofMineralEnginering,Cent...  相似文献   

7.
EFFECTOFP,SANDSiONTHESOLIDIFICATION,SEGREGATION,MICROSTRUCTUREANDMECHANICALPROPERTIESINFe-NiBASESUPERALLOYSZ.Q.Hu;W.R.SunandS...  相似文献   

8.
QUANTUMCHEMISTRYONFLOTATIONBEHAVIOROFKYANITE-GROUPPOLYMERPHOUSMINERALS¥Dong,Hongjun;Chen,Jin(DepartmentofMineralEngineering,C...  相似文献   

9.
APPLICABILITYOFQUASICHEMICALMODELFORSOMELIQUIDALLOYSWITHSTRONGINTERACTEDCOMPONENTS①LiJianfeng,DengHongmei,ChenNianyiShanghai...  相似文献   

10.
SURFACEINTEGRALOFTHREE-DIMENSIONALVELOCITYFIELDFORSQUAREBARDRAWINGTHROUGHCONICALDIE¥ZhaoDewen;GuoChangwu;LiuXianghua(RollingT...  相似文献   

11.
SOLIDIFYINGSTRUCTURESOFAl_2O_3SHORTFIBER/Al-SiALLOYMATRIXCOMPOSITEPREPAREDBYSQUEEZECASTING¥Zhang,Siqi;Huang,Jinsong;Shen,Jian;...  相似文献   

12.
MICROSTRUCTUREOFAS-MELT-QUENCHEDTi-Si-NdALLOY¥LIGeping;LIUYuyin;LIDong;HUZhuangqi(InstituteofMetalResearch,ChineseAcademyofSc...  相似文献   

13.
EFFECT OF EQUAL-CHANNEL ANGULAR PRESSING ON STRUCTURE OF Al ALLOY 2024   总被引:11,自引:3,他引:8  
EFFECTOFEQUALCHANNELANGULARPRESSINGONSTRUCTUREOFAlALLOY2024①LiuZuyan,LiangGuoxian,WangErde,WangZhongrenSchoolofMaterialsScie...  相似文献   

14.
ADSORPTIONEFFECTMECHANISMOFSODIUMOLEATEONFELDSPARANDQUARTZLiu,Yachuan;Gong,Huangao(MineralEngineeringDepartment,NortheastenUn...  相似文献   

15.
SQUAREWAVECOHERENTMETHODFOREXTRACTINGIPEFFECT¥He,Jishan;Wang,Shaowu;TangJingtian(CentralSouthUnivercityofTechnology,Changsha,...  相似文献   

16.
ANINSITUSTUDYONDEFORMATIONTWINNINGNEARCRACKTIPINTWO-PHASETiAl-BASEALIOYWLiang ̄1,2),Q.Li ̄2)andD.ZYang ̄2)(CentreofMeasuringandT...  相似文献   

17.
EXPLORATIONONTHEDEVELOPMENTOFCOMPUTERAIDEDEQUIPMENTMAINTENANCEMANAGEMENTSYSTEMSBuYingyong;ZhangHuailiang(DepartmentofMechanic...  相似文献   

18.
PHASEDIAGRAMCALCULATIONOFQUASI-BINARYSYSTEMNa_3AlF_6-K_3AlF_6¥Zhou,Chuanhua;Shen,Jianyun;Li,Guoxun(Dept301,GeneralResearchInsti...  相似文献   

19.
PROTECTIONANDDAMAGEOFPREFORMEDOXIDESCALESOFFe-25Cr-5AlAND-10AlALLOYSDURINGTHEIRSUBSEQUENTSULFIDATION¥Qi,Huibin;Zhu,Rizhang;He...  相似文献   

20.
THERMODYNAMICSANDPHASEEQUILIBRIUMOFCu-Y-O,Cu-Y-S,Cu-Y-O-SLIQUIDSOLUTIONS¥Du,Ting;Li,Guodong(CentralIronandSteelResearchinstit...  相似文献   

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