China Standard frequencies GB Standards Search Result |
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1. Ready translated GB standards
and Chinese version GB Standards, you can purchase directly
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the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 1980-2005 Standard frequencies 标准频率 - 中英文版 |
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GB/T 16700-1996 Standard frequencies for centralized network control installations 集中网络控制装置的标准频率 - 中英文版 |
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