The telephone system is no longer {{U}}operative{{/U}}.

题库:综合类 类型:最佳选择题 时间:2017-07-03 03:14:17 免费下载:《单选题》Word试卷

The telephone system is no longer {{U}}operative{{/U}}.
A.running
B.moving
C.rotating
D.working

本题关键词:颈椎前路钉板固定系统Anterior Cervical Plate System,Q-Switched Ruby Laser System(Q开关红宝石激光治疗机);