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.Crystal Lattice;Solid State Physics;Classical Physics; Quantum Theory; Relativity;Chemical Products Generally;Materials Science; Electronic Equipment, non-communication;Small Tools and Hardware; Titanium and Alloys;Strength of Building Materials; Mechanical Properties;Electromagnetic Waves
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.Particle Accelerators; Atomic and Molecular Physics; Physical Properties of Gases, Liquids and Solids; Inorganic Compounds; Electricity: Basic Concepts and Phenomena; Molybdenum and Alloys; Structural Members and Shapes
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531 Metallurgy and Metallography - 534 Foundries and Foundry Practice - 537 Heat Treatment - 545 Iron and Steel
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537.1 Heat Treatment Processes;701.1 Electricity: Basic Concepts and Phenomena;802.2 Chemical Reactions;804.2 Inorganic Compounds
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545.1 Iron;641.1 Thermodynamics;712.1 Semiconducting Materials;802.2 Chemical Reactions;813.2 Coating Materials;933.2 Amorphous Solids
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701.1 Electricity: Basic Concepts and Phenomena;712.1.1 Single Element Semiconducting Materials;712.2 Thermionic Materials
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712.1 Semiconducting Materials;714.2 Semiconductor Devices and Integrated Circuits;741.1 Light/Optics;931.3 Atomic and Molecular Physics
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712.1 Semiconducting Materials;741.1 Light/Optics;802.3 Chemical Operations;804.2 Inorganic Compounds;931.3 Atomic and Molecular Physics;933.1.1 Crystal Lattice
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712.1 Semiconducting Materials;741.1 Light/Optics;804.2 Inorganic Compounds;812.2 Refractories;931 Classical Physics; Quantum Theory; Relativity;931.1 Mechanics;931.2 Physical Properties of Gases, Liquids and Solids;932.1 High Energy Physics;951 Materials Science;547.2 Rare Earth Metals;408.2 Structural Members and Shapes;421 Strength of Building Materials; Mechanical Properties;482.2 Minerals;531 Metallurgy and Metallography;531.1 Metallurgy;539 Metals Corrosion and Protection; Metal Plating;539.3 Metal Plating;545.3 Steel;546.2 Tin and Alloys
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712.1 Semiconducting Materials;741.1 Light/Optics;933.1.2 Crystal Growth
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