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DIN 38412-30
German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of Daphnia to the toxicity of waste water by way of a dilution series (L 30)
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DIN 9300-2
Aerospace; concepts, quantities and symbols for flight dynamics; motions of the aircraft and the atmosphere relative to the earth; ISO 1151-2:1985 (status as of 1987) modified
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