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

A Constant phase compensation methed for Near Surface Consistent

地表一致性常相位补偿

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The problem induced by constant phase is solved.

简单地解决了解的常数相引起的问题。

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The constant phase correction is performed in time domain.

常相位校正是在时间域进行的。

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An Optimization Method for Design of Constant Phase Shift Network

等相移网络的最优化设计法

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Concluded that vertical vibration test results in the section added in a constant, while the pitch and yaw vibration greater impact on the test results, laser beam in the number of less or more or obvious when the vibration the test results are not credible.

得出结论：垂直振动在断面检测结果中加进去一个常数项，而俯仰和横摆振动对检测结果影响较大，在激光束个数较少或振动较明显时检测结果是不可信的。

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If the vertical velocity and the rolling angle were fixed to constant, the pitch angle, the heeling angle and their interactive effect were significant.

根据实际着水问题固定竖直速度和滚动角的情况下，试验设计分析的结果为俯仰角、侧倾角以及二者的交互效应都比较显著。

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Wind turbine develops from initial constant speed fixed pitch to variable speed variable pitch.

风力发电机组从最初的定速定桨风力机发展为变速变桨风力机。

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The introduction and the analysis of DCA theory indicate that DCA is very useful for compensation with both constant pitch and roll angles, and the DCA modified error of magnetic heading is restricted within ± 0.3 ° which can satisfy the heading calibration requirement of the plane.

通过DCA的原理分析和证明得出：该算法对具有恒定横滚角度和俯仰角度的磁航向罗差修正均有效，经过DCA补偿的磁航向角度误差在±0.3°以内，满足飞机的航向标定要求。

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Then the speech signal is pitch adjusted according to this pitch contour, where the original signal with time varying pitch period is converted to a signal of constant pitch period.

然后根据这一轨迹对语音信号进行基音调整，将原始的、具有时变基音周期的信号转化为一个具有恒定基音周期的信号。

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Kelp cutter The curve of constant pitch cutting of conical milling cutter with an angular circle

海带丝切割机带角圆的锥面铣刀上等螺距刃口曲线

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Aerodynamic characteristics of a simplified aircraft model pitching with constant pitch rate were studied in a water tunnel.

利用水洞中动态测力流动显示一体化实验系统，研究飞行器简易模型等速俯仰过程动态气动特性。

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Cutting tool selection in the NC machining of propeller blade with a constant pitch

等螺距螺旋桨数控加工中的刀具选择

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On one side, from the DEA analysis of the Outputs Inputs of Science Technology between 1995 and 2000, a conclusion is drawn that, in HuBei, for most years, technological productions have been comparatively effective, however, with constant even decreasing returns to scale.

一方面，通过对湖北省1995-2000年科技投入产出的DEA分析，得出了湖北的科技活动在大多数年份里相对有效，但规模收益不变、甚至递减的结论；

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Modern growth theory is largely built on models with constant or increasing returns to reproducible factors as a result of the accumulation of knowledge.

现代增长理论主要是建立在模型不变或增加收益的基础上，最重现性的因素是知识的累积。

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Syntax takes a transformation expression consisting of template variables and constant expressions and returns the resulting syntax object.

syntax接受一个转换表达式（由模板变量和常量表达式组成）并返回产生的语法对象。

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Since resources are not homogeneous, there will be diminishing, and not constant, returns as employment gradually increases.

由于资源不是同质的，因而当就业量逐渐增加时，它们的报酬不是固定不变而是递减的。

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The perfect combination between the good nature of the production function of constant returns to scale and perfect competition is necessary to prove the legitimacy of the marginal distribution theory, which was widely seen as proof of the legality of the market economy.

而生产函数规模报酬不变的良好性质与完全竞争的完美结合，则为证明边际分配理论的合法性起了重要的作用，这也被广泛地认为是市场经济合法性的证明。

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We introduce the constant returns to scale model and changed returns to scale model of DEA, and clarify the economic significance of the models.

介绍了数据包络分析的固定规模报酬模型（C2R）和变动规模报酬模型（BC2）的建立过程，阐明了模型的经济意义。

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Take the lead in adopting the imperfect competition and scale of economy assumptions instead of perfect competition and constant returns to scale.

率先用不完全竞争和规模经济假设替换原模型的完全竞争和固定规模报酬假设。

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This paper gives and proves a calculating formulation with which we can calculate IRR of constant returns for investment projects.

本文给出并证明了等额收益投资项目内部收益率IRR的一个计算公式。

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