英语词汇echo check是什么意思，echo check的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	echo check
释义	echo check　【计】回送校验
随便看	surface checking surface chemical reaction surface chemistry surface chill surface chromatography surface cleaning surface clearness surface coating surface coating surface coefficient surface colony surface colour surface colour classification surface complexes surface compounds theory surface compressibility surface concentration surface concentration excess surface condenser surface condition surface condition surface conditioned rounds surface conditioner surface conditioning surface conductance

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