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System of ensuring of geometrical accuracy in construction. General rules for a control of accuracy
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Composite cylinders for liquefied petroleum gases at pressure up to 2,0 MPa. General technical requirements. Test methods
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Power supply systems based on renewable energy sources for rural electrification. Part 9-6. Photovoltaic systems. evaluation and selection of individual stand-alone systems depending on the degree of providing electrical loads
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Feeds, mixed feeds, raw material. Determination of water-soluble chlorides content
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Occupational safety standards system. Respiratory protective devices. Filtering half masks against aerosols with additional protection against vapors and gases. General technical requirements. Test methods. Marking
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