China Calculation of frequ GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send 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 .


	GB/T 23146-2008 Calculation of frequency of twelve-tone equal temperament and cent - 英文版
	GB/T 18213-2000 Guide to the calculation of resistance of plain and coated copper conductor of low-frequency cables and wires - 英文版
	GB/T 14856-1993 Interference calculation methods of coast radiotelephone station operating in high frequency bands - 英文版

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