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- Doppler Ranging and Information System 多普勒测距和情报系统
- In this paper, two kinds of raw data range DPCA algorithms-time range DPCA and Doppler range DPCA to use in bi-channel SAR/GMTI system are studied. 文中研究了数据域DPCA技术在机载双通道SAR地面动目标检测领域的应用，推导出点目标回波模型；
- I was reading a magazine when the phone rang. 电话铃响时我正在看一本杂志。
- The melody still rang in her ears. 那个旋律仍然在她的耳际荡。
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- The diamond ring dazzled with brilliancy. 这只钻石戒指闪耀夺目。
- Their refusal rang the knell of our hopes. 他们的拒绝是我们希望破灭的凶兆。
- He rang off without giving his name. 他名字也未说就挂断了电话。
- Mysteriously, there was no answer when I rang. 真怪，我按了铃，但没人应。
- The playground rang with children's shouts. 游戏场上到处都是儿童的喊叫声。
- I rang you but couldn't get through. 我给你打电话，但没有打通。
- Doppler Ranging and Navigation 多普勒测距与导航
- She wears a diamond ring on her left hand. 她左手上戴着一枚钻石戒指。
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- Doppler ranging system 多普勒测距系统
- I rang you several times but couldn't get through. 我给你打了几次电话,可是没打通。
- The square rang with hurrahs of the crowd. 人群的欢呼声响彻广场。
- I was playing on the piano when the telephone rang. 我正在弹钢琴，电话铃响了。
- Doppler ranging 多普勒测距
- He rang off before I could explain. 我还没来得及解释，他就把电话挂上了。
