“CCH--CCH (connections per circuit hour)”概念、定义、翻译-科学时代

单词	CCH--CCH (connections per circuit hour)
释义	电子通信与自动控制技术词汇手册 CCH (connections per circuit hour) 每条电路每小时接续次数
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科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

CCH (connections per circuit hour)