3)选择呼叫系统(SELCAL ):它配合VHF 和HF 系统工作,当地面呼叫指定飞机时,以灯光和钟声谐音的形式通知机组进行联络,从而免除机组对地面呼叫的长期守...
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SELCAL Selective Calling system 选择呼叫系统 SEP Spherical Error Probability 球形误差概率 ..
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參、选择呼叫系统 选择呼叫系统(SELCAL, Selective calling system)是由地面电台呼叫特定飞机的一种通讯 方式。
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... digital selective calling system 数字选呼系统 ; 数值选呼系统 selected calling system 选择呼叫系统 automatic calling system 自动外呼系统 ...
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林克试图联系990航班选择呼叫系统,也没有反应。
ARINC attempted to contact Flight 990 on SELCAL, also with no response.
着重阐述了利用数字选择性呼叫技术的船舶跟踪系统的组成结构及其工作原理、技术指标;
Next, the structure, the working principles and the performance of the DSC Ship Tracking System which has been developed by the author is mainly described.
如应用程序能取回错过了来自系统的呼叫,使用者也有选择项回电。
As the application can retrieve missed calls from the system, the user also has the option to call back.
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