Russian standards PDF
Вакуумная техника. Вакуумметры. Оценивание неопределенностей результатов калибровки при непосредственном сличении с эталоном
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Machine technology for plant growing production. Methods of ecological estimation
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Lifts. Hydraulic lifts. Installation, starting-up and adjustment works. The rules of the organization and manufacture of works, performance control and requirement to results of works
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Palladium. Method of spark atomic-emission analysis
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