In fact, due to their lower frequency, at similar RF exposure levels, the body absorbs up to five times more of the signal from FM radio and television than from base stations.
事实上，由于频率较低，在射频接触水平相同的情况下，人体从调频收音机和电视吸收的信号比从基台吸收的信号要多四倍。
Harris will supply Falcon II RF-5800H high-frequency (HF) radio systems for long-haul, beyond line-of-sight terrestrial communications.
Harris公司将提供FalconIIRF - 5800H长途高频(HF)无线电系统，具有超视距地面通信能力。
Conventional dual up-conversion transmitter usually employs an intermediate frequency (IF) mixer and a radio frequency (RF) mixer to convert baseband user signal to IF and RF in sequence.
传统双上变频发射器通常采用中频(IF)混合器和射频(RF)混合器将基带用户信号依次转换成IF和RF。
Since NASA first ventured into space, paths relied on radio frequency (RF) communication.
自nasa首次进军太空，它依赖于无线电频率(RF)通信。
A helix antenna was presented together with low power RF amplifier, as the frequency fitted, the axial direction can obtain largest radio energy.
采用小尺寸低功耗的射频芯片结合实际环境设计出螺旋结构天线，选择合适的频率，天线在轴向方向得到最大的辐射能量。
Based on the rf (radio frequency) sheath model, the equation for ion momentum when reaching the material surface was derived.
利用射频鞘层模型，推出了离子到达被加工材料表面时的动量的表达式。
Uniqueness of radio frequency fingerprint is the foundation of transmitter recognition based on RF fingerprint.
射频指纹的唯一性是基于射频指纹识别无线发射机的基础问题。
RF radio frequency accuracy is a crucial aspect of the parameters, the article describes the detection of RF precision steps.
说明：RF精度是射频方面的一个至关重要的参数，文章介绍了检测RF精度的步骤。
The distributed parameters of signal path of high frequency relay are the main factors that influence the radio frequency (rf) performances of relay.
高频继电器信号路径的分布参数是影响继电器射频(RF)性能的主要因素。
An inductively coupled plasma antenna, which is installed on a center of the dielectric window, transfers radio frequency power from an RF power supply to the interior of the processing chamber.
感应耦合等离子体触角安装在介电窗上以便定位在介电窗的中心上，并且将来自射频电源的射频功率传输到加工室内部。
Wire and cable: cable power, communication cable, RF (radio frequency) cable, control cable, data cable, fiber-optic cable and other varied materials and purposes exclusive use.
电线电缆：电力电缆，通讯电缆，射频电缆，控制电缆，数据电缆，光纤电缆等不同材质和不同用途的专用电缆。
With the rapid development of the communication technique and the growing demand of the markets, the better performance of radio-frequency (RF) wireless receivers is requested.
随着现代通信技术的飞速发展和市场需求的不断提高，对射频接收机的性能提出了更高要求。
A generalized equivalent circuit model was developed for both single-tuned and double-tuned radio-frequency(RF) coils for Magnetic Resonance Imaging (MRI) systems.
为了解决磁共振成像系统中双调谐射频线圈的设计问题，提出了一个通用等效电路模型。
Several correlative key technologies are mainly discussed, for example routing technology, multi-sensor data amalgamation technology, radio frequency (RF) technology and low power technology.
详细探讨了相关的几项关键技术———路由技术、多传感器数据融合技术、射频技术、超低功耗技术。
With coherent detection, radio frequency (RF) signal can be recovered with simultaneously suppressed second-order distortion and third-order intermodulation.
通过相干检测的方式，可以恢复出不受二阶和三阶干扰的射频信号。
Modification effect of hot filament gas discharge PIII was compared with that of radio-frequency (RF) glow discharge PIII.
分析比较了灯丝放电PIII和射频辉光放电PIII对基体表面进行氮离子注入后的改性效果。
This optimizes the use of available radio-frequency (rf) spectrum while minimizing interference to other use.
这个优化使用可用的射频(RF)光谱同时最小化干扰到其他使用。
Firstly, it was contrastively studied that the nanometer carbon black was oxidized by two kind of oxygen plasma: radio frequency discharge (RF) and dielectric barrier discharge (DBD).
本文首先对比研究了两种以氧气作为放电气体的等离子体：电感式射频辉光等离子体(RF)和介质阻挡放电等离子体(DBD)氧化纳米炭黑的工艺。
The COF/MEMS packaging technology is well-suited for many microsystem packaging applications such as micro-optics and radio frequency(RF) devices.
COF/MEMS封装技术非常适合于诸如微光学及无线射频器件等很多微系统封装的应用。
The RF coil researched in this thesis is a part of radio frequency subsystem, which plays an important role in function realization of radio frequency subsystem.
本课题研究的射频发射线圈是其中重要的组成部分，在射频子系统实现其功能的始终都起着重要的作用。
Objective To evaluate the clinical efficacy of the percutaneous radio frequency (RF) ablation in treatment of renal cell carcinoma.
目的评价经皮射频毁损治疗肾细胞癌的临床价值。
This paper introduces the composition of the software and hardware of the RF (Radio Frequency) Card restaurant charge manage system and it's operation.
介绍了射频卡餐厅收费管理系统软硬件组成及使用方法。
Such systems face an additional contribution to the inhomogeneity of the radio frequency (RF) field when high magnetic fields are applied.
当施加高磁场时，这种系统会面临对射频(RF)场不均匀性产生额外作用的问题。
The radio frequency technique (RF) and satellites correspond by letter the technical application, overcoming the above-mentioned problem nicely.
射频技术(RF)和卫星通信技术的应用，很好地克服了上述问题。
The system adopts superheterodyne architecture. It consists of intermediate frequency (IF) band and radio frequency (RF) band hardware design.
该收发信机采用超外差结构，主要包括中频部分的硬件设计以及射频部分的硬件设计。
The radio frequency (RF) circuits of the transceiver and the intermediate frequency (IF) signal processing methods of the LAU are all given a more detailed description in this paper.
文章对收发系统的射频电路及本地天线单元的中频信号处理方法作了较为详细的介绍。
The diameter, length, arch height and space of bond-wires have great impacts on the radio frequency performance of RF power transistor.
键合线的直径、长度、拱高和并列键合线间距等物理参量，均对器件性能有很大影响。
The invention relates to a system and method for common-use RF (radio frequency) and analog front end provided with wireless and wired networks.
本发明涉及了提供无线和有线网络的通用RF和模拟前端的系统和方法。
Plasma in radio frequency (rf) glow discharge is widely used in the preparation of semiconductor film materials and microelectronic industry.
射频辉光放电等离子体在微电子及半导体薄膜材料生长等方面有着广泛的应用。
Silicon nitride thin films were prepared onto steel substrates by radio-frequency plasma enhanced chemical vapor deposition (RF-PECVD) technique.
采用射频等离子体增强化学气相沉积法(RF - PECVD)在钢衬底上沉积氮化硅薄膜。
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