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Cinematography — A-chain frequency response for reproduction of 35 mm photographic sound — Reproduction chara…

Overview ISO 7831:1986 defines the A-chain electrical frequency response characteristic for reproduction of 35 mm photographic sound in motion-picture control rooms and indoor theatres. The standard…

Metallic materials — Tensile testing at elevated temperature

Chemistry — Layouts for standards — Part 3: Standard for molecular absorption spectrometry

Metallic materials — Tensile testing at elevated temperature