GB - Chinese national standards

Classification and basic characteristics of city gas

Available languages: English, Chinese

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Classification and basic characteristics of urban gas

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Manufactured gas

Available languages: English, Chinese

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Electromagnetic environment requirement for sea long range radio navigation stations and monitors

Available languages: English, Chinese

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Electromagnetic environment requirements for-Short-wave radio receiving and direction finding stations

Available languages: English, Chinese

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Electromagnetic environment protection requirements for earth stations

Available languages: English, Chinese

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Electromagnetic environment protection requirements for digital radio-relay stations

Available languages: English, Chinese

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Requirements of electromagnetic environment protection for air defense surveillance radar station

Available languages: English, Chinese

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Interference calculation methods for digital radio-relay systems

Available languages: English, Chinese

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Determination of coordination area and predication methods of interference between satellite communication earth station and terrestrial microwave station

Available languages: English, Chinese

Available design: electronic design (pdf), Print design