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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 38403-2019 |
Leather and fur—Chemical tests—Determination of the preservative (TCMTB, PCMC, OPP, OIT) content:Liquid chromatography 皮革和毛皮 化学试验 防霉剂（TCMTB、PCMC、OPP、OIT）的测定：液相色谱法 |
China National Standards PCM |
 English PDF |
| GB/T 17800.2-1999 |
Helical-scan video tape cassette systems using 8 mm magnetic tape--8 mm video--Part 2:PCM multi-track audio system 8 mm磁带螺旋扫描盒式录像系统(8 mm录像) 第2部分:PCM多迹音频系统 |
China National Standards PCM |
English PDF |
| GB/T 7609-1995 |
General test method for transmission performance of PCM voice channel in telecommunication network 电信网中脉冲编码调制音频通路传输特性常用测试方法 |
China National Standards PCM |
English PDF |
| GB/T 15526-1995 |
PCM encoder/decoder system for audio recording 音频记录PCM编解码系统 |
China National Standards PCM |
English PDF |
| GB/T 13994-1992 |
Technical requirements for a 60-channel PCM/ADPCM transcoder equipment 60路PCM/ADPCM编码转换设备技术要求 |
China National Standards PCM |
English PDF |
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