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- Echo RSSI signal strength information, and on the protection of mine workers RFID echo ranging system based on the RSSI. RSSI信号回波强度的相关资料，及关于井下工人保护的RFID基于RSSI回波测距系统。
- CERES (Combined Echo Ranging Echo Sounding) 统一的回声测距与测深
- Combined echo ranging echo sounding 组合回声测距与测深
- bottom bounce echo ranging sonar 海底回声测距声纳
- electron-optical echo ranging system 电光回波测距系统
- Maximum Effective Echo Ranging Speed 最大有效回声测定速度
- electro optical echo ranging system 电光回波测距系统
- Ultrasonic Echo Ranging Equipment 超声回波测距设备
- electro-optical echo ranging system 电光回波测距系统-
- Combined Echo Ranging and Echo Sounding 综合回音测距与测深
- An arithmetic device with low power consumption includes master latches, a dynamic range detection unit, slave latches, an operation unit, and a word-length restoration unit. 一种低功率消耗的算术装置，其利用输入主级闩、动态?围侦测单元、控制转换仆级闩、运算单元、位元数还原单元以构成。
- After that, according to the vision range finding principle, we design monocular vision range detection method for highway based on the theory of lane rebuilding and clairvoyance projection. 基于视觉测距原理,在分道线重建和透视投影原理的理论基础上,建立了一种针对高速公路的单目视觉距离测量方法。
- 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。
- Her performance was cheered to the echo. 她的表演获得长时间的喝采。
- 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。
