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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 4054-2022 |
Test Methods for Precision Time Protocol (PTP) Boundary Clocks and Slave Clocks for Telecommunications Equipment {译} 电信设备精确时间协议（PTP）边界时钟和从时钟测试方法 |
China Telecommunication Industry
Standards Precision Time |
 English PDF |
| YD/T 3075-2016 |
(High-Precision Time synchronization interworking technical requirements and test methods) 高精度时间同步互通技术要求和测试方法 |
China Telecommunication
Standards Precision Time |
English PDF |
| DL/T 1100.2-2013 |
Time synchronism systems of power system. Part 2: Precision Time synchronization based on LAN 电力系统的时间同步系统 第2部分:基于局域网的精确时间同步 |
China Electricity & Power
Standards Precision Time |
English PDF |
| JJG 953-2000 |
Verification Regulation of Precision Time Interval Meter 精密时间间隔测量仪检定规程 |
China Metrological
Standards Precision Time |
English PDF |
| JJG(YD)034-1995 |
(Precision Time interval measuring instrument verification procedures) |
China Metrological
Standards Precision Time |
English PDF |
| SJ 20298-1993 |
Detail specification for types JB555 and JB556 Precision Timers of semiconductor integrated circuits 半导体集成电路 ｊｂ５５５、ｊｂ５５６型时基电路详细规范 |
China Electronics
Standards Precision Time |
English PDF |
| JJG(SJ)05047-1991 |
(CD9A Precision multimeter test procedures Bridge) |
China Metrological
Standards Precision Time |
English PDF |
| JJG(SJ)05021-1988 |
(WQJ-1A Precision multimeter bridge pilot test procedures) |
China Metrological
Standards Precision Time |
English PDF |
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