英语词汇“ringer test panel”的翻译、意思、用法、释义-英汉汉英双解词典

单词	ringer test panel
释义	ringer test panel 振铃器测试盘
随便看	course keeping quality course-keeping quality course-keeping stability course-keeping steering course-keeping system course keeping test course-keeping test course key points Course Knowledge course knowledge management system course knowledge retrieval system Course Knowledge Tree Course layout course leader course leadership course leading capacity course learning course learning website course lecture course length Course Length In Weeks courseless course libre course light courselike