primary frequency standard
美式发音
英式发音
词典收录
| 英文单词： | primary frequency standard |
|---|---|
| 中文翻译： | 一级频率标准;基本频率标准 |
词汇解析
一级频率标准;基本频率标准
常见用法
primary frequency standard 的常见用法：
- primary frequency standard of
- primary frequency standarding
- the primary frequency standard
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更新时间：2025-08-03 13:37:00