Correlations of Random Impedances, Current, Voltages, and Power Consumptions in a Circuit.
阻抗、电流、电压、及功率消耗之关联。
In the case of transistor current sources, impedances of a few megohms (at DC) are typical.
在晶体管电流源情况下，一(在直流)数兆欧阻抗典型。
At high input impedances, in practice both efficiency and bandwidth of a transformer will reduce.
实际上高输入阻抗的变压器，它们的效率和频带宽度都会下降。
Carbon nanotube arrays have high current capacities and enable high power gain at low impedances.
碳纳米管排列有高电流容量，并能使高功率获得低电阻。
As a whole, the result of wave impedances inversion based on genetic algorithms is more satisfactory.
总体上，基于遗传算法的波阻抗反演结果是令人满意的。
Furthermore, the methods of finding the wave impedances of the branched coaxial strip lines used as...
文中还给出了求取作为分配节的同轴分支带线的特性阻抗的方法。
The method for the calculation of the dynamic impedances of a single pile in layered soil is developed.
提出了计算层状土中单桩动力阻抗的方法。
High even-mode impedances for coupled lines can be achieved by using Vertical Installed Planar structures.
其中针对需要用到高偶模阻抗时，采用垂直安装平面基板的结构来实现。
This method can also be used directly to determine the design dimensions from odd and even mode impedances.
这种设计方法还能解决由已知奇、偶摸阻抗直接求取设计尺寸的问题。
Since water and oil differ greatly in wave impedances, their reflection coefficients for microwave are different.
对微波而言，油和水的波阻抗相差很大，其反射系数也相差很大。
Then the impacts of metal case size on the input impedances and patterns of antennas are discussed with the moment method.
进而结合实际的天线结构，运用矩量法计算了金属盒大小对天线阻抗和方向图的影响。
A method for the calculation of the rotor damper circuits impedances, referred to the stator, of turbogenerators is presented.
本文提出一种计算折算到定子的汽轮发电机转子阻尼电路阻抗的方法。
The input impedances of the arterial tree showed significant influence with different characteristics for different parameters.
不同参数对动脉树输入阻抗的影响有较大差异且呈现各自特征。
When switching low impedances, shielding needs are minimal. Shielding is generally needed only in electrically noisy environments.
在切换低阻时，屏蔽要求是最低的。通常只有在电噪声丰富的环境下才需要屏蔽。
The formulas for calculating the self and mutual impedances of active transmitting array and active receiving array are discussed in detail.
详细讨论了计算有源发射天线阵和有源接收天线阵的自阻抗与互阻抗的公式。
They did not want to require any special tools, new languages or any of the perceived trappings (read: impedances) of the larger Semantic Web.
他们并不想要任何专用工具，或者新的语言，亦或是任何对大型语义网络显而易见的修饰。
Combining with the field experiments, it discusses the calculation of reactor impedances, the impact of test field and the active power loss.
结合现场试验经验，讨论了试验电抗器的电感量取值、试验场地的影响、试验有功损耗等试验相关问题。
The mathematical derivation of the formulae used for calculation of the characteristic impedances of the coaxial branched strip lines are given.
本文给出同轴分支带线特性阻抗计算公式的数学推导。
Furthermore, the statistics of dynamic interaction factors were studied and the statistic expressions of dynamic impedances of group piles were presented.
在分析了动力相互作用因子的统计特性后，推导了群桩的水平动力阻抗的统计表达式。
Parameters in the equivalent model were too many to adjust directly. And the additional fictitious impedances were introduced to overcome this difficulty.
由于等效模型可调参数过多，难以对所有参数进行调整。
Negative impedances lead to DC-link voltage and current oscillation in metro traction converters and so to reduction of stability of traction drive systems.
负阻抗会引起地铁车辆牵引变流器直流侧电压、电流振荡，降低牵引传动系统稳定性。
The technique is called the Green function method. The method can be used to calculate efficiently the node-to-node resistances or impedances in substrate models.
该方法可用于衬底模型中节点间电阻值或阻抗值的计算，其计算效率较高。
Dynamic impedances of pile groups have been studied almost on a same assumption that rigid caps and soil under it do not touch each other in the current literature.
目前对群桩动阻抗研究的文献，始终局限在刚性承台底与土脱离的假设，而没有考虑实际存在的承台底与土接触的情况。
The test for practical MT data shows that the use of the various average impedances and the synthetic interpretation of them will help to obtain more reliable results.
实际大地电磁资料的试验表明，各种不同平均阻抗的利用和综合反演解释将有助于获得更为可靠的结果。
So, the ideal mixture model is adopted to estimate their densities, volume velocities, wave impedances, specific heats, Gruneisen parameters and Hugoniot coefficients.
因此，论文选用理想混合物模型来预测其密度、体积声速、特性波阻抗(以后在本论文中简称波阻抗)、比热、格林·爱森常数、冲击雨贡纽系数等物性参数。
Seismic measurements of travel time and amplitude define the subsurface geometry and give estimates of the acoustic impedances related to rock velocities and densities.
如果我们测得地震波的走时和振幅，我们就能够确定地下的几何形状并估算与岩石速率和密度有关的声阻抗。
Finally, this paper pointed out this algorithm's shortages, and gave a prospect of the next step research of genetic algorithms for the wave impedances mixed inversion.
最后本文指出了该算法的不足，并对遗传算法用于波阻抗混合反演的下一步研究进行了展望。
It may be used for the calculation of the dynamic impedances and internal forces of pile groups, and also for the analysis of the kinematic pile-soil-pile interactions.
可以用于群桩动力阻抗及桩身内力的计算，也可以进行桩—土—桩运动相互作用分析。
Beam breakup (BBU) instabilities resulted from interaction of beam and cavity will deteriorate beam quality. Transverse impedances reflect the degree of such interaction.
束腔相互作用导致的束流崩溃不稳定性(BBU)将严重地恶化束品质，而加速腔横向阻抗反映了这种相互作用的强弱。
The equations used to find the values of the wave impedances of the dividing sections and the impedance-transforming sections as well as the isolating resistances are given.
给出了求各路分配节和变阻节特性阻抗以及隔离电阻的计算公式，其中含有一个可供灵活选择的任意常系数。
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