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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 5438-1985 |
Characteristics and measuring methods for monophonic and stereophonic traNSMissions 单声和立体声节目传输特性和测量方法 |
China National Standards NSM |
 English PDF |
| GB/T 5437-1985 |
Document facsimile (group 3) traNSMission requirement 话路传真 (三类机) 传输要求 |
China National Standards NSM |
English PDF |
| GB/T 4312.2-1984 |
Technical parameters and measuring methods for FM stereophonic broadcasting traNSMitters with supplementary channel 调频广播发射机技术参数和测量方法 立体声带附加信道 |
China National Standards NSM |
English PDF |
| GB/T 4312.1-1984 |
Technical parameters and measuring methods for FM broadcasting traNSMitters--Monophonic and stereophonic 调频广播发射机技术参数和测量方法 单声和立体声 |
China National Standards NSM |
English PDF |
| GB/T 3974-1983 |
Telephone traNSMission interference allowances for long-distance high-capacity analogue microwave communication systems 大容量长距离模拟微波通信干线电话传输干扰容限 |
China National Standards NSM |
English PDF |
| GB/T 3383-1982 |
Telecommunication traNSMission unit--Decibel 电信传输单位 分贝 |
China National Standards NSM |
English PDF |
| GB/T 2683-1981 |
Test chart for facsimile traNSMission 传真测试样张 |
China National Standards NSM |
English PDF |
| GB/T 1583-1979 |
Standard of colour TV image traNSMission 彩色电视图象传输标准 |
China National Standards NSM |
English PDF |
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