IEC 60235-4A-1975 Measurement of the electrical properties of microwave tubes Part 4 Magnetrons First supplement Clause 4 Voltage tunable magnetron《微波管电性能的测量 第4部分 磁控管 补充1 第4条 电压调谐磁控管》.pdf

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IEC TR 61241-2-2-1993 Electrical apparatus for use in the presence of combustible dust part 2 test methods section 2 method for determining the electrical resis.pdf

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