Guideles for design of communications line and cable facilities.
Инструкция по проектированию линейно-кабельных сооружений связи. |
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GOST 8735-88sand for construction. Test methods |
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Rosstroy Письмо N БЕ-19-11-13 от 09.07.93Letter of the construction ministry of the … |
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NPB 70-98The Manual-Type Fire Detectors. General … |