Greenhouse grounds. Method for preparation of water extract
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Greenhouse grounds. Method for determination of total salts content
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Billets and semiproducts of nonferrous metals and their alloys. Marking
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Sectional gas-furnaces for iron-and-steel heating. Specific energy consumption
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Pusher-type furnaces and furnaces with rotary hearth for iron-and-steel heating. Specific energy consumption
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