您要查找的是不是：
- aural radio range 无线电导航有声信标
- visual aural radio range 视听式无线电指向信标
- Turns are wide and easy going -- no issues there. Radio range is decent enough for use in a small park. 明显的,开关遥控对于能在小公园放飞的迷你飞机是合适的。
- A cellular telephone system provides a wireless connection to the PSTN for any user location within the radio range of the system. 一个蜂窝电话系统可以为在该系统无线电收发范围内的任何用户提供一个到PSTN的无线电话连接。
- CEER divides a target area into sub-areas called grids such that all sensor nodes in a grid are within the radio range, and a cluster head is selected in each grid. CEER把整个目标区域分割成许多个子区域(网格)，使得每个在网格内的感测节点彼此都能在无线电范围内，然后每个网格都会选出一个丛集头。
- A method of radio ranging based on insert service of AOS is presented. 摘要提出了一种基于高级在轨系统中插入业务的无线电测距方法；
- Ground-based radio-navigation systems use relatively low frequencies of the radio spectrum to achieve a large radio range and avoid undefined skywave (ionospheric) propagation at the same time. 陆基无线电导航系统使用相对低的频段的无线电波以获得较大的接收范围和避免空间传播方式（电离层反射）。
- High frequency omnidirectional radio range 高频全向无线电导航
- Very High Frequency Omnidirectional Radio Range 甚高频全向无线电信标
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- You can use these tapes as aural material. 你可以把这些磁带当作听力材料。
- Doppler VHF Omnidirectional Radio Range 多普勒甚高频全向无线电信标
- precise VHF omnidirectional radio range 精密甚高频全向无线电信标
- Low Frequency Omni Directional Radio Range 低频全向无线电信标
- Radio Beijing sends the news all over the world. 北京广播电台向全世界播送新闻。
- She petitioned her neighbor to turn down the radio. 她请求邻居把收音机关小点声。
- phase-shift omnidirectional radio range 相移全向无线电指向标
- It has come within the range of practical politics. 这就属于可实施性政治的范围了。
- They've been plugging his new show on the radio. 他们一直在电台上宣传他的新节目。
- We sell a wide range of ales and stouts. 我们出售种类繁多的浓啤酒和黑啤酒。
