| Rules for protecting wire communications devices against the interference of DC electric railroads.
Правила защиты устройств проводной связи от влияния тяговой сети электрических железных дорог постоянного тока. |
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SNiP 2.06.01-86Water Management Facilities. Basic Design … |
RD 34.21.122-87Guidelines for lightning protection of … |
Rosnedvijimost 37669Recommended Land Survey Procedures |