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硬质合金热扩散率的测定方法
Test method for thermal diffusivity of hardmetal
Test method for thermal diffusivity of hardmetal
Gallium arsenide single crystal and cutting wafer grown by horizontal bridgman method
Indium antimonide polyerystal,single crystals and as-cut slices
Copper strip for cables
Zone-refined germanium ingot
Copper and copper alloy strips for detonator
Copper and copper alloys-Terms and definitions
Brass strip for heat-exchanger tubing
Copper strip and foil for cables
Standard method for measuring radial resistivity variation on silicon slices