查询词典 impedance ratio

There are many electrochemical methods for measuring the diffusion coefficient of lithium in carbon such as Electrochemical Impedance Spectra method、Potential Step Chronoamperometer 、Potential Intermittent Titration Technique 、Current Pulse Relaxation and Warburg impedance methods.

测试锂在碳材料中扩散系数常用的方法有电化学交流阻抗图谱法、电位阶跃时间电流法、电位间歇滴定法、电流脉冲驰豫法和Warburg阻抗法等。

Calculating formula of wave impedance is obtained by main values of the inverse tangent function of phase_shift at two neighboring frequencies and the corresponding integral character of phase_shift is denoted as the convergent criterion of wave impedance inversion.

利用复合反射系数中多个频率点的相移反正切函数主值，给出了波阻抗的计算公式，并把套管-地层环空间介质中波的相移的整、实特性作为波阻抗反演收敛的判据。

Based on conducting P/S wave joint inversion formula and ascertaining the inversion process, we make the P/S wave inversion of some seismic line of Sulige gas field, obtain the P wave impedance, S wave impedance and the V/V and limit distribution range of low speed mudstone, tight sandstone and effective sandstone respectively.

据此，在推导纵横波联合反演公式和确定反演过程的基础上，对苏里格气田某测线进行纵横波联合反演，得到纵波阻抗、横波阻抗和纵横波速度比，从而确定了低速泥岩、致密砂岩与有效砂岩的分布范围。

The irrational impedance function is applied to the synthesis design of the regulating network[1][2], its regulating accuracy depending on the approximate times of the impedance function.

无理阻抗函数用于调节网络综合设计，其调节精度将取决于阻抗函数的近似次数。

The effects of longitudinal elastic wave impedance and joint impedance on transmission and reflection efficiency are analyzed.

因此，开展舰船结构声传递的阻抑机理和应用研究，具有重要的理论意义和实用价值。

The vibration transmission efficiency and reflection efficiency are determined as functions of longitudinal elastic wave impedance and joint impedance.

舰船结构声传递的阻抑机理与应用研究，是一个涉及结构声、结构振动和弹性波控制的交叉领域的研究课题。

Again, this is a somewhat idealized assumption in that it assumes that the operator can determine that all remote phones are on-hook, that those phones truly represent high impedance in the ADSL band, and that if an ADSL modem is present at the remote, there is some means to force it into a high-impedance state.

再次，这是一个有些理想化的假设，假定操作员能确定所有的远程电话是挂机的，那些电话代表ADSL带宽中的阻抗，如果远端有一个ADSL调制解调器的话，有一些办法可以让它强制进入高阻抗状态。

Impedance pneumography FZ-1 is of value in determining the therapeutic effects of drugs and following up, it also to be used in diagnosing disorders due to respiratory impedance changes of increased airway resistance or decreased lung compliance or both.

认为该仪器对于气道阻力增加和肺顺应性降低等呼吸阻抗改变疾病的诊断，以及判断药物疗效和病情随访有较大价值。

Respiratory impedance ; Chronic obstrucive pulmonary diseases ; Impedance pneumography.

呼吸阻抗；慢性阻塞性肺病；肺顺应性

On the basis of polynomial substrate impedance model, multipole GMRES algorithm is adopted to solve impedance matrix equation.

我们以边界元方法计算的结果为数据点，通过分段曲线拟合得到了简单而准确的多项式阻抗模型。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。