【单选题】
当值班人员认为紧急频率121.5MHz有干扰并影响正常工作时，可以向___申请临时暂停紧急频率121.5MHz的守听。
A. 管制席位
B. 科室领班主任
C. 区管总领班
D. 管制中心总领班
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答案
B
解析
暂无解析
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