Those are a guidance of calculating nodes number and radio range in the wireless sensor networks designing.
这些直接指导无线传感器网络的节点个数和通讯半径选择，连通可靠性设计。
Simulations show that average positioning error less than 21% of nodes' radio range in a scenario where an average connectivity is 8 and anchor nodes is 20.
仿真实验显示，在网络连接度为8、参考节点数量为20的情况下，平均定位误差小于节点射频通信距离的21%。
There is a whole range of other health issues that turning up the radio could be beneficial for, which is what makes music so valuable.
开大收音机的音量可能会对其他一系列健康问题有益处，这就是音乐如此有价值的原因。
The radio also has an extended range that provides access to low-band VHF.
该无线电系统还可扩展频率范围，提供低频段甚高频。
The International Telecommunications Union reserves a special radio band in the 1400-1427 MHz range, called the L-band, especially for Earth-observing satellites and space astronomy.
国际电信联盟保留了1400- 1427MHz范围内的特殊无线电频段，亦称L -频段，特别供地球探测卫星和太空天文使用。
Her 73 filed U.S. patents range from networking, Web, security, privacy, multimedia, wireless, pervasive devices, to radio frequency ID.
她申请的73项u.s.专利涵盖的范围从网络、Web、安全、保密、多媒体、无线、普遍设备到无线电频率ID。
Ten years later Spencer patents a "radar range" that cooks with high-frequency radio waves; that same year, the Tappan Stove Co. introduces the first home microwave model.
10年后，Spencer申请高频无线电波的专利，同一年，塔班（Tappan）公司推出第一台家用型微波炉。
The radio provides interoperability and compatibility with IP-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
电台提供可以与基于IP的系统的互操作和兼容，并已扩大电台频率范围和窄频带宽操作模式。
A far simpler kind of chip called a radio-frequency identification (RFID) tag, which sends a tiny quantity of data over a short range when activated, can already be manufactured for 4 cents apiece.
有一种更简单的芯片叫做无线射频识别(RFID)标签，它在被激活之后可以在小范围内发送很短的一段数据，现在，其造价只要4美分一片。
The software then uses Bluetooth, the short-range radio technology built into many mobile phones, to check whether any friends or other members with similar interests are within 20 metres.
这个软件可以通过蓝牙技术以及短程无线电技术作用到手机上，去检测在我们周围的20米内有没有和我们兴趣相投的朋友。
The radio offers interoperability and compatibility with Internet Protocol-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
该电台兼容基于互联网协议的系统，可进行互操作，拥有扩展无线电频率范围和窄频带操作模式。
The radio offers seamless interoperability and compatibility with Internet Protocol-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
无线电台提供了与互联网协议为基础的系统无缝链接的互操作性和兼容性，并拥有扩展的无线电频率范围和窄带操作模式。
This range can be extended by using SELEX Communications' Repeater Radio Units (Radio Relay).
该射程可以通过使用SELEX通信的转发器无线电台(电台继电器)来扩大。
In a way it is like a long-range version of the radio-frequency bar codes used by cars passing through the pay booths of automated toll roads or to tag some goods in shops.
在某种程度上，这种方式类似于远程的公路自动收费站所使用的车载射频条码或是商店货物条形码。
Then they used FM-range radio waves to “write” the spin onto the phosphorus nuclei, as explained by the University of Utah.
最后，研究人员用调频范围的无线波将自旋写在磷原子核上。
The effective coverage range of the radio receiver is 10m. However, in some applications, the range is smaller than 10m.
无线接收器的有效覆盖范围是10米，但是在某些应用场所，覆盖范围要少于10米。
The robots use laser range finders and ultra-wideband radio to determine distance to obstacles.
这些机器人使用激光测距机和超宽带无线电波(ultra -wideband radio)技术来侦测与障碍物之间的距离。
The Phalanx operator used the Block 1b's surface mode to perform electro-optical tracking and the system's radio frequency sensors to provide range data to the LaWS.
Phalanx操作人员使用Block1b的表面模式进行光电跟踪，系统的射频传感器为LaWS提供范围数据。
The media used for advertising many range from matchbooks or ashtrays that the guests take home with them to display ads in magazines and newspapers and to radio campaigns.
用于做广告的媒体从客人带回家的纸板火柴盒和烟灰缸到杂志、报纸的醒目广告和广播宣传攻势。
Bluetooth Technology is a kind of open specification for wireless data and voice, it is basic on low cost short-range radio link, and it can build a wireless link for immobile and mobile device.
蓝牙技术是一种无线数据与语音通信的开放性规范，它以低成本的近距离无线连接为基础，为固定与移动设备通信环境建立一种无线连接。
The range consists of three different types of regulation systems: a wireless system based on radio communication technology, a hard-wired system, and a self-acting system.
主要的三种标准的产品包括：基于无线控制技术的无线控制系统、线电缆系统以及自立式系统。
Radio microphones catch all accompanying sound. They hang at the end of long. booms, out of the camera range, and follow the performers as they move.
无线话筒用来传送所有的伴音。话筒吊在长长的吊杆顶端，在摄像镜头之外，跟着演员移动。
A zone within the range of a radio transmitter where little or no radio signal can be received.
在收音机转播范围内，不能或只能收到一点无线电信号的地区。
Out in the no-mans land of the international waters are the only means of communication with the submarines to use radio in the vlf or elf range.
在茫茫大洋深处，唯一可用的通信手段就是甚低频或者极低频无线电。
VOR? VHF Omnidirectional (radio) Range station?
超高频全向（无线电）导航站?。
I'll cover its range of features in the upcoming computer radio overview.
我将介绍即将推出的电脑无线概述功能范围。
The operating band of an individual antenna covers e. g. the frequency range used by a radio system or only the transmitting or receiving band in that range.
单个天线的工作频带覆盖了例如由无线电系统所使用的频率范围或者只是该频率范围内的发射频带或接收频带。
It can be used in developing the short range radio navigation ground beacon and testing the performance of its transmitter.
该平台可在近程无线电导航地面导航设备的研制中确定发射机参数和检验性能时使用。
It can be used in developing the short range radio navigation ground beacon and testing the performance of its transmitter.
该平台可在近程无线电导航地面导航设备的研制中确定发射机参数和检验性能时使用。
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