The square lattice graphs and triangular lattice graphs play an important role in the moving communication frequency assignment problem.
平面格子图、三角格子图在移动通讯上起着重要的作用。
Using this method, a rectangular microstrip patch antenna loaded with a shorting pin is designed which operated at mobile communication frequency.
该优化设计方法共分两步进行，首先，对天线的频率特性进行优化，然后在此基础上对天线的阻抗特性进行优化。
Some of you described the communication between best friends as being a perfectly clear connection, almost as if it's on a frequency only they can hear.
一些人认为好朋友间的沟通几乎是完美的清晰地联系，就好像用一种只用他们能听到的频率在交流。
The Enhanced Position Location Reporting System Extended Frequency (EPLRS-XF) radio enables more efficient communication in congested battlefield environments, Raytheon officials said.
雷声公司官员说，增强型定位报告系统频率扩展型(EPLRS - XF)电台可以在信号拥堵的战场环境中实现更有效的沟通。
The key here is to set up some "rules" about frequency of communication and visits and stick to them, consistency can help a LDR survive.
这方面的秘诀是建立一系列关于日常交流和见面的“制度”，坚持执行，这样可以保住你们异地恋的小命儿。
Discuss expectations for regular communication at the beginning of the project so everyone will be comfortable with the frequency of interactions.
在工作刚开始的时候讨论定期沟通的时间，以便每个相关的人都会感到满意。
Frequency hopping technology has the strong anti jamming ability in the short distance communication field.
跳频技术在短距离通信领域内具有很强的抗干扰能力。
Single frequency source is usually used as local oscillator in communication system and radar system, also as a reference clock in digital circuits, so it is a extensive-applied technique.
固定频率源可以在在通讯系统和雷达系统中作为本机振荡器，也可以作为数字电路的基准时钟信号，因此得到了广泛的应用。
In addition, there will be frequency selective fading in the future broadband MIMO wireless communication systems, and the traditional high-performance equalizer will become extremely complicated.
另外在未来宽带MIMO无线通信系统中，通常面临频率选择性衰落信道，传统高性能均衡器就会变得异常复杂。
With the popularity of international communication across different cultures you may experience culture shock with increased frequency.
随着跨文化交流的普及，你可能会更频繁地感受到文化震惊。
High frequency pulsed sounds might be used for echolocation, and low frequency time continuous signals related with communication and emotive state expression.
高频脉冲信号可能与回声定位有关，而低频连续信号可能与通信和情感表达有关。
LEO satellite communication system has the properties of larger power dynamic range, larger and faster changed doppler frequency shift and rapid fluctuation compared to ordinary communication system.
相对于一般的通信系统而言，低轨卫星通信系统具有信号动态范围大，多普勒频移大且变化速度快，信道起伏剧烈等特点。
A variable frequency inverter with a RS-485bus communication interface is designed. It has the advantages of simple hardware interface and high reliability of communication.
设计了一种带有RS- 485接口的交流变频控制器，它硬件接口简单，通讯可靠性高。
High data transmission rates and high mobility give rise to time - and frequency - selectivity in wireless communication channels.
高数据传输速率以及终端的高速移动，导致无线通信信道具有时间选择性与频率选择性两个特征。
As frequency divided multiplex access is widely adopted in communication satellite system, strict frequency spectrum limits on modulator is mandated.
通信卫星的频分复用机制，对卫星通信系统的发送信号频谱成型提出了严格的要求。
The high frequency electronic circuit is an important basic course in the communication and electronic speciality, the practice teaching is an important aspect.
高频电子线路是通信和电子专业的重要专业基础课，实践教学是其中的一个重要方面。
Whatever it is radar, eccm equipment, communication equipment or instrument, frequency source with high stability is needed to guarantee the quality of carrier signal.
无论是雷达、电子对抗，还是通信、仪器设备等都需要高稳定度的频率源，以保证载波信号的质量。
It has important significance in the design of high purity spectrum agile signal synthesizer and frequency synthesizer in military digital communication equipment.
这对于高纯频率捷变合成信号源和军用数字通信设备中频率合成器的设计具有重要意义。
In wireless communication system, there is a large frequency bias between carrier frequency and local oscillating frequency. AFC is contributed to eliminate it.
在无线移动通信中，接收机的本地振荡频率和载波频率之间往往存在较大的频率偏差，AFC用于克服此频偏。
However, for the wireless mobile communication systems, the radio channel is frequency selective and time-varying.
对于无线通信系统，无线信道不仅是频率选择性的，而且是时变的。
One of the crucial techniques in burst communication is adaptive frequency selection.
在这种通信任式中，一个关键技术是自适应选频技术。
In a digital communication system, usually there exist carrier frequency offset between the sender and the receiver.
在数字通信系统中，发送端和接收端的载波往往存在一定的频差。
Frequency hopping communication is an effective method for secret communication, and its key step is synchronization.
跳频通信是一种有效的保密通信方式，其关键在于使收发双方保持同步。
Frequency hopping communication is a kind of communication system with strong anti-jamming capability.
跳频通信是一种具有较强抗干扰能力的通信体制。
Recently, frequency-hop communication has been widely used in many military wireless communication domain as a secure transmission mode.
近年来，跳频通信技术作为一种抗干扰、抗截获、抗检测的安全传输方式已广泛应用在各种军事无线通信领域。
The FH (Frequency Hopping) communication technology is the most important part of anti jamming communication. FH pattern is the key in FH system.
跳频通信技术是一种重要的抗干扰通信技术，跳频图案的设计是跳频通信中的一项关键技术。
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。
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。
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