“AC current standard”的概念、定义、翻译、参考文献-科学参考

单词	AC current standard
释义	AC current standard Encyclopedia 工学交流电量计量释 AC current standard交流电流基准建立和保存交流电流量值的国家级计量装置。电流标准的频率范围较宽，从工频50赫兹向上至100千赫。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。