英语词汇facility request signal怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	facility request signal
释义	facility request signal 简明释义功能请求信号网络释义 1 [自]?功能请求信号号【中文名称】：功能请求信号【英文名称】：facility request signal 【定义1】：属于选择信号的一部分，这种信号表示对某种附加功能请求。【来源】： GB/T 14733.5-1993（术语标准）；关于我们｜
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。