Artificially constructed water ponds for fire fighting
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Arrangement and numbering in texts; clauses, paragraphs, enumerations
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Publications in sciences, technology, economy and administration; presentation of manuscripts and typoscripts
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Publications in sciences, technology, economy and administration; presentation of clean copies for reprographic use
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Publications in sciences, technology, economy and administration; typographical presentation
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Publications in sciences, technology, economy and administration; presentation of scientific and technical reports
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