constant phase

PLL ( Phase Lock Loop) technology is employed to realize the frequency tracing and constant phase angle control;

通过采用锁相环技术实现了逆变器工作频率的自动跟踪和容性逆变角度的恒值控制；

According to the requirements of high speed punching machining, a new drive manner for a stepping motor, which is run under high voltage constant phase current chopping wave and low voltage locking is put forward and designed.

根据高速冲压加工的要求，本文提出了一种新型的步进电机驱动方式&高压斩波恒流运行、低压锁定驱动，并设计研制了该驱动电路。

The problem induced by constant phase is solved.

简单地解决了解的常数相引起的问题。

The constant phase sweep is made on multiple traces, and the angle corresponding to the maximum variance norm is the angle that can be used in constant phase correction of whole seismic section.

第二种是在多道记录上进行常相位扫描，用方差最大时所对应的角度作为整条剖面常相位校正的角度。

Constant phase correction method recommended here is only an approximation for solving this question because the residual phases of wavelets of real seismic section are not necessarily the constant.

本文介绍的常相位校正是解决这个问题的一种近似方法（因为实际剖面中的子波剩余相位不一定是常数）。

A special constant phase angle element ( CPE) exists in the equivalent circuit of the impedance when there exists ASR.

分析表明，碱硅酸反应的特征是在等效电路中存在左旋的常相角元件。

Under a certain condition, this interface impendance can be transferred to the constant phase angle ( CPA) impedance. Filters, couplers and baluns are fabricated in the high frequency passive device integration regions.

在一定条件下，此界面阻抗过渡到恒相角阻抗。滤波器、合器和平衡非平衡阻抗转换器系制造在高频被动元件整合区域内。

Also, combining the percolation equation with the phase balance calculating theory and the initial conditions and constant pressure boundary conditions, the mathematical model is developed to predict the production performance of condensate gas wells after fracturing.

应用物质平衡原理和运动方程建立了总烃和第i组分烃的渗流方程，结合相平衡计算理论、初始条件和定压边界条件，提出了预测压裂后凝析气井生产动态的数学模型；

A Constant phase compensation methed for Near Surface Consistent

地表一致性常相位补偿

The differences of impedance plot between AC impedance and equivalent circuit are explained in terms of constant phase element Meanwhile, the mathematics expressions are calculated from the corresponding equivalent circuits and the pressed part is R-XT.

引用固定相元（cpe）的概念，较好地解释了用交流阻抗得到的阻抗图谱与从等效电路计算得到的阻抗图谱的区别，并计算了压扁部分的表达式为R－XT。

The kinetics of homogeneous phase dodecyl alcohol ethoxylation for alcohol ether synthesis has been studied in the presence of KOH catalyst with a continuous tubular reactor. A simplified kinetic model and the reaction rate constant were obtained.

利用连续管式反应器对以KOH为催化剂的均液相月桂醇乙氧基化反应合成醇醚的动力学进行了研究，获得了其简化的动力学模型和反应速度常数k。

The model contains ohm resistance, a constant phase angle element ( CPE) standing for double electrical layer on porous electrode, charge transfer resistance and Warburg resistance.

模型包含欧姆阻抗、多孔电极双电层的恒相位元、电荷传递阻抗和Warburg阻抗。

Simulation results show that with the non-linear constant phase path, spectral spreading has been resisted and the envelope fluctuation has been reduced by using the new IJF signals on the phase modulation technologies.

仿真结果表明：将其应用于相位调制技术后，相位路径非线性平滑连续，有效降低了调制起伏幅度，抑制了频谱扩展。

The constant phase correction is performed in time domain.

常相位校正是在时间域进行的。

The equivalent circuit for a carbon electrode with inductance and constant phase element was released with a low oxidation state of oxide uranium in the interface.

等效电路分析出现感抗和常相位角元件证实有中间化合物的生成，分析认为是在氧化铀／碳钢界面处形成了低价氧化铀。

Through model parameter estimation, the activation energy and frequency factor of sulfide oxidation reaction, the phase balance constant for solvent extraction were determined by use of experimental data of diesel desulfurization.

利用脱硫实验数据进行模型参数估值，确定了硫化物氧化反应活化能及频率因子、溶剂萃取相平衡常数等模型参数。

Determination of Propagation Constant from Phase Information of Standing Waves

利用驻波相位信息确定传播常数

It's available for use of the experiments to determinate combustion heat, saturated vapor pressure, surface tension, and rate constant of reaction, draw binary phase diagram of liquid system.

本程序适用于燃烧热、饱和蒸气压、表面张力、反应速度常数的测定以及二元液系相图的绘制。

After the rotor passes its resonant zone, the phase angle does not increase any more, and it begins to fluctuate around a constant value ( 2n+ 1)π rad.

在远离临界转速的高速区，转子的相位角不再增大，而是围绕某一定值波动，此定值为（2n+1）πrad（n为自然数）；

Finally, Strong tracking filter algorithm was using in constant phase model for state estimation, according to the dynamic model. The algorithm can track the actual state of the system.

最后，在此基础上，运用强跟踪滤波算法对恒温阶段模型进行状态估计，实验结果表明，该算法能对实际系统保持状态跟踪。

The viscoelasticity of a medium makes seismic wave have a constant phase delay when upper-limit frequency of the data is not high.

在资料的上限频率不高时，介质的黏滞性将导致地震波发生一个常数的相位延迟。

Measuring the universal gas constant based onthe phase transition

用相变法测定普适气体常量

The creep curve of PSP includes two phases, which are the deceleration phase and constant acceleration phase.

复合管的蠕变曲线包括减速和恒速两个阶段；

Owing to the existences of adsorptive behavior and the impacts of concentration polarization and dispersion, the equivalent circuits include both multiple elements ( Ca [ RaYw]) and constant phase element Q describing the structure of double-layer cell.

等效电路中需要包含（Ca[RaYw]）这一复合元件，而且需要采用恒相位元件Q来表征电双层结构，因而该电极反应体系涉及吸附历程和浓差极化，并存在弥散效应。

In constant phase correction of seismic record, the phase spectrum plus a constant and the instantaneous phase plus the same constant can bring the same result.

在实现常相位校正时，在记录的相位谱上加一个常数与在记录的瞬时相位上加同一个常数，结果是相同的。

This paper introduces the principle of phase shifter of constant phase difference step which is composed of second order all-pass network, and gives the designing idea, principle diagram and the test result of eight-channel constant difference step phase shifter.

介绍了二阶全通网络恒相差移相器的工作原理，给出了八路等差步进移相器的设计思想、原理框图、测试结果。

The traditional PSI uses fixed standard phase shift algorithms, in which each step has a special constant phase shift value ( mostly 2 π/ K, K is a positive integer).

传统的相移干涉术采用定步长标准相移算法，即每步的相移量均为特定的特殊值（多为2π/K，K为正整数）。

An Optimization Method for Design of Constant Phase Shift Network

等相移网络的最优化设计法

The stronger the microwave power the more rapid the loss of water from the apple chips would be, and shorter the constant speed phase would become.

微波功率越强则失水速率越大，其恒速期相对较短，整个干燥过程失水基本在降速期进行。

An adaptive phase shifting interferometry, insensitive to the disturbance of constant term of phase perturbations induced by environmental vibration and air turbulence is discussed.

研究对环境振动和空气扰动所造成的两相干光束间常数项光程变化不敏感的自适应移相干涉系统。