State system of ensuring the uniformity of measurements. Standard frequency and time signals radiated by specialized radio stations of the State service of time, frequency and the Earth rotation parameters determination. Main parameters
Vaccine against sheep-infections enterotoxaemia, anaerobic lamb-dysentery and pig-necrotic enteritis caused by clostridium perfringens types C, D. Technical requirements and control methods
Connecting devices for low voltage circuits for household and similar purposes. Part 2-5. Particular requirements for connecting boxes ( junction and/or tapping of copper conductors) for terminals of connecting devices
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