Russian standards PDF
Semiconductor microwave varactors and multiplier diodes. Methods of measuring time constant and limiting frequency
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Spectrometric linear amplifiers for transistorized detectors of ionizing radiations. Methods of measuring parameters
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General-duty unit for quick-changeable die sets of dies for die casting. Design and dimensions
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Gating inserts of dies for die casting. Design and dimensions
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Unified system for design documentation. Graphic designations. Hydraulic and pneumatic valves, control devices measuring instruments, indicators, switches
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