Russian standards PDF
Optoelectronic integrated microcircuits and opto-couples. Methods for measuring isolation resistance
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Electronic integrated microcircuits. Method of switching on and switching off time measurement of commutators of analog signals and load
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Resistor opto-couples. Method for measuring light and dark output resistance
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Plastics cellular and foam rubber. Method for determination of hardness
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Protection agents for wood. Test method of inflammable properties on models
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