查询词典 phase

If the phase of signal varies linearly with time, the complex signals combined with this kind of signal can be ideally analyzed using Fourier Transform, for the phase of orthogonal base function varied linear with time and so get to match with the variational rule of signal phase.

如果信号的相位是随时间一次方变化，由这一类信号所组成的复杂信号可以用傅里叶变换进行完美地分析，其原因是正交基函数的相位也是按时间一次方变化的，达到了与信号相位变化规律相匹配。

Finally,the factors that can effect the phase transfer catalysis reaction rate are discussed,it can get know more about affect of some factors,such as phase changes, migration rule of surfactant and property change of microinterface to the phase transfer catalysis reaction.

最后，就对相转移催化反应速率影响的诸因素进行详细的讨论，了解乳化液中相态变化、表面活性剂迁移规律、微界面性质变化等因素对相转移催化反应的影响。

Phase measurement ;~+Phase standard ; Phase shift ; Error analysis ; Principle

相位测量；~+相位标准；相移；误差分析；工作原理

In the course of the research of modulation measurement based on phase shift techniques, this paper gives the programs on error margin analysis of the phase shift and the function analysis of grating, and analyzes facts that phase shift error has some effects on obtaining modulation value.

在研究基于相移技术的调制度测量原理中，编写了相移误差分析及光栅性能分析的程序，并分析了相移误差对获取调制度信息的影响。

Fringe patterns ; Automatic analysis ; Phase analysis ; Phase shift ; Phase unwrapping

光学条纹图象；自动分析处理；相位分析；相位移动；相位解包络

As we have learned, this " 2009 cheerful female voice " contest is made with distinguish somewhat before, altogether cent is 3 phase: Phase of countrywide preelection phase, 300 strong break out of an encirclement and whole nation follow finals and total final level.

据了解，此次"2009快乐女声"的赛制与以往有所区别，一共分为三个阶段：全国预选阶段、300强突围阶段及全国准决赛和总决赛阶段。

NaOH also has the ability to extract reversely QOPh from the organic phase or the third liquid phase to the aqueous phase.

氢氧化钠另具有将QOPh从有机相或第三液相萃取至水相的能力。

The mathematical model of asynchronous motor under the condition of 2 phase quiescency and 2 phase rotating frame is gained, and then the mathematical mode of super dense-phase conveying load is founded.

本文通过矩阵变换得到了异步电机在二相静止和二相旋转坐标系下的数学模型，从而建立了超浓相输送负荷的数学模型。

Solubilities and physico-chemical properties in the solution of these systems were determined. According to the experimental data, equilibria phase diagrams and physico-chemical property -composition diagrams of ternary systems were plotted; Equilibrium phase diagrams and corresponding water content diagrams of quaternary systems were finished; Stable and metastable phase diagrams, corresponding water content diagrams of the quinary systems at 288K (saturated with Li2CO3) were also plotted.

测定了上述各体系288K平衡液相中各组份的溶解度及主要物化性质；绘制了三元子体系的相图，物化性质—组成图；绘制了四元子体系的干盐图及相应的水图；完成了该五元体系稳定及介稳平衡体系为Li_2CO_3饱和的投影相图，水含量图。

After analyzing and comparing two kinds of current control methods of three-phase VSR: indirect current control and direct current control, the author employs the latter as main control scheme, which is to control the phase and amplitude of ac-side current directly, by using dual closed-loop control scheme, through sampling currents of phase a and b and converting them by 3s/2r to get active component and reactive component of ac-side current.

分析比较了三相电压型PWM整流器的两种电流控制方法：间接电流控制和直接电流控制。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷