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Testing of chemicals of environmental hazard. Honeybees: acute contact toxicity test
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Sucker rods, mouth stocks and couplings for them. Specifications
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Plate heat exchanges. Types, parameters and basic dimensions
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Titanomagnetite ores, ironvanadium concentrates, agglomerates and pellets. Methods for determination of manganese oxide
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Compressed-air dryers. Specifications and test methods
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