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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 |
|---|---|---|---|
| GB/T 7611-2016 |
Characteristic of the electrical interface at hierarchical bit rate for digital network 数字网系列比特率电接口特性 |
China National Standards hierarchical |
 English PDF |
| GB/T 7611-2001 |
Characteristics of the electrical interfaceat hierarchical bit rate for digital network 数字网系列比特率电接口特性 |
China National Standards hierarchical |
English PDF |
| GB/T 17439-1998 |
Specification for transmission of component-coded digital television signals for contribution-quality applications at the third hierarchical level 在三次群中传送馈送质量分量编码数字电视信号传输技术规范 |
China National Standards hierarchical |
English PDF |
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