1 Phase Diagrams of Precious Metal Binary Alloys 1.1 Introduction 1.1.1 Fundamental conception and phase diagram theory 1.1.2 About the expression of coordinate in phase diagrams 1.1.3 The expression of intermediate phases 1.1.4 Experimental determination of phase diagrams 1.1.5 About the calculation and prediction of phase diagrams 1.1.6 About the reliability of phase diagrams 1.1.7 The present research situation on phase diagrams of precious metal binary alloys 1.1.8 Interactions of precious metals with other elements in the Periodical Table 1.1.9 Relationship between types of binary alloy phase diagrams of the elements in group Ⅷ and group IB with Mendeleev number 1.1.10 Investigation on phase diagrams of precious metal binary alloys in China 1.2 Phase Diagrams References 2 Phase Diagrams of Precious Metal Ternary Alloys 2.1 Introduction 2.1.1 Regulations of the constitution of phase diagrams 2.1.2 The present research situation on phase diagrams of precious metal ternary alloys and its progress 2.2 Phase Diagrams References 3 Phase Diagrams of Precious Metal Multi-component Alloys 3.1 Introduction 3.1.1 The basic conceptions and important theory 3.1.2 The present research situation of phase diagrams of precious metal multi-component alloys and its progress 3.2 Phase Diagrams References 4 Binary Compounds of Precious Metals and Their Structure Parameters 4.1 Introduction 4.1.1 Basic concept 4.1.2 Compound classification 4.1.3 Brief history of the development of intermetallic compounds 4.1.4 Intermetallie compounds containing precious metals and their application 4.2 Compounds and Their Structure Parameters References 5 Ternary Compounds of Precious Metals and Their Structure Parameters 5.1 Introduction 5.2 Compounds and Their Structures Parameters References Appendixes Appendix 1 Conversion of the Mass Percentage to Mole Percentage and Vice Versa for Binary Systems Appendix 2 Conversion of the Mass Percentage to Mole Percentage and Vice Versa for Ternary Systems Appendix 3 Conversion of the Mole Percentage to Atom Percentage and Vice Versa for Pseudo- binary Systems Index of Phase Diagrams