ETSI EN 302 454-1 V1.1.1 (2007) Electromagnetic compatibility and Radio spectrum Matters (ERM); Mete
标准简介
ETSI EN 302 454-1 V1.1.1 (2007) Electromagnetic compatibility and Radio spectrum Matters (ERM); Meteorological Aids (Met Aids); Radiosondes to be used in the 1 668,4 MHz to 1 690 MHz frequency range;
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