GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
Standard Code | Standard Title | Standard Class | Order |
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GB/T 9412-1988 |
Modems for date transmission at 48 kilobits per second using 60~108 kHz group band circuits 用于60~108 kHz基群电路的48 kbit/s数据传输的调制解调器 |
China National Standards Modems for date tran |
English PDF |
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