有线电视广播系统技术规范 | 深圳市威尔达科技有限... ... 复合三次差拍 composite triple beat(CTB) 载波复合三次差拍比 carrier to composite triple beat ratio(C/CTB) 载噪比 carrier to noise ratio ...
双语例句
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Objective to investigatethecause to delayof traumatic dislocation of hip joint in children, and improve the cognitive ability of this disease in children.