| 释义 |
sho·ran AHD[shôrʹăn', shōrʹ-] D.J.[ˈʃɔːrˌæn, ˈʃəʊr-]K.K.[ˈʃɔrˌæn, ˈʃor-]n.（名词）- A relatively short-range navigation system by which a ship or an aircraft can determine its position with high precision by measuring the times required for a radar signal to reach and return from each of two ground stations of known position.近程导航系统：一种相对短程的导航系统，利用该系统一艘船或一架飞机可以极其精确地测定自己所处的位置，通过测定雷达信号到达两个位置已知的地面接收站中的每一个站并返回所需的时间来实现
- sho(rt)-ra(nge) n(avigation) sho(rt)-ra(nge) n(avigation)
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