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GOST 19656.15-84
Semiconductor UHF diodes. Measurement methods of thermal resistance and pulse thermal resistance
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€10
GOST 2.731-81
Unified system for design documentation. Graphic identifications in schemes. Electronic tubes and valves
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€10
GOST 2.749-84
Unified system for design documentation. Graphic identifications schemes. Elements and means of railway signalling, centralization and blocking
Document status: Active
€10