结合路径损耗模型给出了正常工作模式下的数字集群系统无线区域覆盖范围,并给出了不同的边缘通信概率的系统覆盖范围。
And the radio regional coverage scope with the path loss model under the normal work mode is discussed, then the different edge communication probability of coverage scope is determined.
这些模式的强度将不断增强一直到它们的增益达到与损耗相等的饱和水平,且稳态振荡占优势为止。
These modes will grow in intensity until their gain saturate at a level equal to the loss and steady-state oscillation prevails.
不对称半桥工作在软开关模式可以减小开关损耗,提高电源的效率。
An asymmetrical half-bridge operation in soft switching mode can reduce switching power loss and improve the efficiency of power supply.
介绍了在并列运行变压器经济运行模式下,变压器有功损耗的计算和使用寿命分析。
The active power loss calculation and service life analysis of parallel transformers under economic operation mode are introduced in detail.
专线供电模式中,线路电抗性质所引起的无功损耗对线路两侧无功计量量值的影响,是客观事实。
In the special power supply model, the reactive power losses caused by the line reactance have an influence on the measurement of reactive power on both sides of the line, which is an objective fact.
故障定位或DTF模式指示驻波比或回波损耗水平在各点沿电缆长度和天线系统。
Fault location or DTF mode indicates VSWR or Return Loss levels at each point along the cable and antenna system length.
采用高斯近似和局域模式耦合理论,对阶跃折射率分布和抛物线折射率分布椭圆芯单模光纤熔接接头损耗进行了分析、计算和讨论。
By the gaussian approximation and local mode-coupled theory, fused splice loss of step and parabolic index single mode elliptic core fibers have been analyzed, calculated and discussed.
利用检测单模双折射光纤弯曲传输损耗装置测绘了光纤的弯曲损耗图及光纤弯曲传输模式图。
Using the instrument for the transmission loss of single mode of winding birefringence optical fiber, the spectrogram of loss and the graph of mode density are obtained.
膜表面粗糙度很小。光波导模式和光损耗测量表明膜具有较低的损耗。
The measurements of optical-waveguide mode and propagation loss indicate that the film is of good optical waveguide properties with low loss.
不过由于两种结构中模式匹配的问题,光在传播的损耗在所难免。
Due to the propagation mode mismatch of the two structures, optical loss becomes inevitable.
配送模式复杂、环节多导致了蔬菜价格高,运输损耗大和物流资源浪费;
Complicated distribution model induces high prices of vegetables, big transportation loss and enormous waste of logistic resources;
在辅助电源方面,采用低空载损耗之返驰式转换器架构,提供待机模式下所需之系统电源。
To achieve the standby mode system operations, the Tinyswitch flyback converter which features low no-load loss is used for the auxiliary power circuit.
基于路测数据和统计模式,提出了针对城市微蜂窝的模式修正场强传播损耗预测方法。
A new propagation prediction method for urban microcellular systems is presented based on measurement data and statistic model.
由于四频差动激光陀螺中四个模式偏振态、运行方向的不同,各模式具有不同的单程损耗。
Modes in four frequency differential laser gyros have different round trip loss due to different polarization, propagating direction.
其中F类放大器采用的是开关工作模式,通过降低开关过程中的损耗,使得效率得到很明显的提高,理论效率可以达到100%。
Well, the F amplifier which uses a switch mode, by reducing the loss dring switching process, the efficiency is increased significantly, up to 100% in theoretical efficiency.
专业项目经理及经验丰富的施工队伍实行垂直管理,确保施工进度与质量,工厂化的经营模式使各道工序形成一体,免去不规范的制作损耗和工期延沓,减少现场施工制作内容,为客户赢取更多有利的时间价值。
Design team gains more knowledge about how customer needs can best be met, factory management mode to make each working procedure to form a whole, for customers to win more favorable time value.
实验测量了多模光纤激光器在不同缠绕半径下的输出性能,并理论计算了各阶模式在不同缠绕半径下的损耗特性。
During the experiment, as the coil radius of multimode fiber changes, output characteristic of the laser has been measured. Meanwhile, the mode loss of different modes is calculated theoretically.
分析了电波的地波绕射传播、视距传播、散射传播和波导传播等四种传播模式,根据ITU - R和GZB建议的模型分别计算了各传播模式的基本传输损耗。
Four propagation models of diffraction, line-of-sight, scatting and duct are analyzed. The basic transmission loss for each of the models is calculated according to the ITU-R model and GZB model.
举例讨论了导模模式的增益(或损耗)与结构参数和偏振的关系。
In this paper an improved and generalized formula for calculating the complex modal refractive indeces of guided modes is presented.
除了工作在固定的开关频率模式外,由于更小的开通损耗和更好的EMI性能,准谐振工作模式在反激式变换器中得到较广泛的应用。
Besides switching at a fixed frequency for Flyback converters, quasi-resonant mode is widely used due to its lower switch-on losses and better EMI performance.
除了工作在固定的开关频率模式外,由于更小的开通损耗和更好的EMI性能,准谐振工作模式在反激式变换器中得到较广泛的应用。
Besides switching at a fixed frequency for Flyback converters, quasi-resonant mode is widely used due to its lower switch-on losses and better EMI performance.
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