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Keyword:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 4294-2023 |
Nanosecond GNSS Relative Timing Technical Requirements and Test Methods {译} 纳秒级GNSS相对授时技术要求和测试方法 |
China Telecommunication Industry
Standards Nanosecond |
 English PDF |
| JJG(QJ)30-1987 |
(DC Nanosecond digital voltmeter test procedures) |
China Metrological
Standards Nanosecond |
English PDF |
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