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Optics and photonics. Effective quantities of ultraviolet radiation. Terms, definitions and letter designations

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Air filters for general ventilation. Field testing of general ventilation filtration devices and systems for in situ removal efficiency by particle size and resistance to airflow

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Conformity assessment. Rules of sampling of testing fire safety and fire extinguishing equipment when confirming compliance

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Machine tools, numerically controlled. Designation of axis and motion directions. General provisions

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State system for ensuring the uniformity of measurements. Noise figure meters of UHF transistors and receivers. Methods and means of verification

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Life cycle management system. Product conception and technologies development. General provisions

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