Guideles for design of communications line and cable facilities.
Инструкция по проектированию линейно-кабельных сооружений связи. |
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REG 632Estimating Fee for Pollution of Environment … |
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GN 6229-91Soils Mpc and Tpc |
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GD Постановление 39 от 02.02.2010Government of the Russian Federation. … |