频的例句大全

Tarim River is a wandering river whose watercourse is frequently changed by natural and human factors.

塔里木河是一条游荡性河流，自然和人为因素作用下改道频繁。

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Medium access control of multimedia CDMA systems with effective spectral bandwidth distribution

等效频谱带宽分配的多媒体CDMA系统媒质接入控制

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This paper presents the pulse signal spectrum bandwidth using Romberg numerical integration algorithm under a certain energy wastage required. A reconstruction signal is obtained by Fourier Series, and the optimum bandwidth of the measurement system is also presented.

本文用Romberg数值积分法计算出在一定能量损耗限值要求下的脉冲信号频谱宽度，并用付氏级数对其进行了信号重构验证，据此得出了脉冲信号测试系统带宽的最佳值。

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Actual detecting environment is strictly controlled by embattling shape, which directly influences the precision, bandwidth and range of spectrum.

实际测向环境对天线阵的布阵形状要求较严，形状选择的合理与否将直接影响测向精度、测向带宽及测向频谱的范围。

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An adaptive network bandwidth control method for streaming media video transmission

一种自适应网络带宽控制流媒体视频流传输方法

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Trellis Coded Modulation ( TCM) has been widely used because it can obtain 2. 55~ 7. 37 dB coding gain without bandwidth expansion or reduction of the effective information rates.

由于格状编码调制（TCM）可以在相同的频带利用率下使信号得到2.55～7.37dB的编码增益，所以得到了广泛的应用。

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Trellis-Coded Modulation ( TCM) is an advanced combined coding and modulation technique evolved in recent years. In TCM, significant coding gains can be obtained without bandwidth expansion or reduction of transmission rate.

网格编码调制（TCM）是近年来提出的一种先进的组合编码调制技术，在不降低信息传输率、不扩展占用频带的前提下，它能获得可观的编码增益。

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Meanwhile, various receiver modules are designed respectively to accept step frequency signal, and their properties are simulated, such as receiver bandwidth, VSWR and so on.

然后分别设计了实现接收步进频率信号的接收机的各个模块，并仿真了它们的性能，如接收机带宽、驻波比等。

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Portable Weather Satellite Imagery Receiver With Bandwidth Compress Technology

采用中频压缩技术的便携式气象卫星云图接收机

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Receiver channel RF bandwidth

接收机射频通道带宽

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Unequal loss protection for FGS video transmission under bandwidth constrained channel

带宽约束下FGS视频传输非均等错误保护

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High-signal, low-noise video reduces network bandwidth and storage requirements.

高清低噪的视频信号降低了对网络带宽和存储的要求。

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Video requires expensive bandwidth.

视频业务则需要价格昂贵的带宽。

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To Remove Influence of the Harmonic on Mains Frequency Channel Melting Zinc Induction Furnace

消除谐波对工频有心熔锌感应炉的影响

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Barrage jamming or track jamming can be used to the FH target.

对于采用了跳频技术的目标，可以采用阻塞式干扰或跟踪式干扰。

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Test Method Based on the PC Sound Card to Test the Frequency of Electric Mains Precisely

基于PC声卡的电网电源频率精密测试方法

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Energy Balance Analysis on Mains Frequency Melting Furnace

工频熔炼炉能量平衡分析

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The Application of Cored Mains Frequency Induction Furnace to Production of Zinc Alloy

锌合金生产中工频无芯感应电炉的应用

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AC Voltage Regulation Device Using Thyristors for Cored Mains Frequency Induction Furnace

工频有芯感应电炉可控硅交流调压装置

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Numerical Simulation of Electromagnetic and Thermal Fields in the Mains Frequency Induction Furnace for Melting Zinc

熔锌工频有芯感应炉电磁场和温度场的数值仿真研究

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