The protect range is relational to short circuit type and phase when phase differential current connection mode is adopted.
当采用两相电流差接线方式时，保护范围与短路类型和短路相别有关。
In this article, the schematic diagram, main specifications and the realization of the circuits of the phase differential modulator and measurer are described.
介绍了相位差调制器及测量器的原理框图、主要性能指标及电路实现。
In this paper, a novel frequency ambiguity resolution algorithm in OFDM systems based on phase differential modulation between adjacent symbols is proposed to correct the frequency ambiguity.
该文针对OFDM系统频偏估计中所产生的模糊度问题提出了一种基于符号间相位差分调制的频偏估计模糊度校正算法。
The differential phase shift changes as the change in the thickness of the ferrite phase shifter is calculated with the transcendental equation.
根据超越方程对单环非互易铁氧体移相器的差相移随铁氧体厚度的变化进行了数值计算。
Conclusion Dual - phase spiral - CT have important value for the diagnosis and the differential diagnosis of the primary liver cancer.
结论螺旋CT双期扫描对原发性肝癌的诊断和鉴别诊断具有重要价值。
Relations between differential pressure signal and two-phase flow parameters are studied in the dissertation.
研究了差压波动信号与两相流系统参数之间的关系。
A piezoelectric ceramic, based on the converse piezoelectric effect, was used as optical phase modulator to design a fiber differential interferometer.
基于压电陶瓷的逆压电效应，采用压电陶瓷作为光相位调制器设计了光纤微分干涉仪。
Flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.
本文利用差压波动信号对水平管气液两相流流型辨识问题进行了研究。
The decision circuit of the chip is applied with a DFF using SCFL structure and its tuned phase shifter with differential current amplifiers according to the principle of vector addition.
该芯片的判决电路采用SCFL(源级耦合晶体管逻辑)的D触发器结构，根据矢量叠加原理设计，采用差动电流放大器构成可调移相器。
This paper introduces theoretical basis and method of measuring transformer differential protection phase by transformer differential circulating current method.
介绍了用差压环流法测量变压器差动保护相位的理论依据及方法。
The spatial stochastic distribution of phase concentration would cause a differential pressure noise when two phase flow is crossing a throttling set.
两相流流过节流装置时产生的差压测量噪音是由于相浓度在空间的随机分布所引起的。
Two methods of variable polarization are discussed, and some formulae for wave-mode differential phase, nonreciprocal phase and variable polarization coefficient are deduced.
讨论了两种实现变极化的方法，推导了求解波型差相移、非互易差相移和变极化系数的精确公式。
The key technique of network differential positioning based on virtual reference station, the algorithm the generation of virtual phase observation and differential corrections was proposed.
针对虚拟参考站网络差分定位的关键技术，提出了虚拟相位观测值及差分改正信息生成的算法模型。
With the help of carrier phase triple differential observation, the theory of detecting and recovering cycle slips is researched and an algorithm is developed.
深入研究了周跳检测与修复的原理，并且基于载波相位三差方程进行周跳检测与修复算法的研究。
Firstly, the selection of the ferrite material and the structure design are discussed, the method of improving the differential phase shift of the device is also presented here.
首先讨论了器件的铁氧体材料参数的选取和器件结构的设计以及提高器件差相移的方法。
The design of the hardware and software ensures the breaker closing at the just moment of zero- differential phase.
装置的相关硬件和软件设计保证了合闸瞬间的相位差小于允许合闸相角差。
NH2 column was used with the mobile phase of acetonitrile-water (75:25). The differential refractive index detector was used.
采用氨基键合硅胶柱，以乙腈-水(75∶25)为流动相，使用示差折光检测器。
The effects of weak optical feedback (WOF) on the bit error rate (BER) of coherent optical differential phase shift key-controll (DPSK) systems are presented.
本文讨论了弱光反馈对相干光差分相移键控系统误码率的影响。
Following the theory on characteristics of first order quasi-linear partial differential equations, classification of the balance equations for two-phase flow in interior ballistics is discussed.
根据一阶拟线性偏微分方程组的特征理论，讨论内弹道两相流方程组的类型。
A novel active phase compensated differential integrator is given.
本文给出一种新型的有源相位补偿差动积分电路。
The thesis presents a new differential modulation, Coherent Amplitude and differential Phase Shift Key (CADPSK).
本文提出了一种新的差分调制方式，我们称之为相干幅度差分相移键控(CADPSK)。
In this context, a differential GPS (DGPS) positioning, carrier phase technology emerged and rapid development.
在此背景下，差分gps (DGPS)定位、载波相位等技术应运而生并飞速发展。
Objective: To evaluate the diagnostic and differential value of triphasic, especially the arterial phase, dynamic enhanced ct scans for the liver neoplasm.
目的：评价三期动态增强CT对常见肝肿瘤诊断及鉴别诊断的价值，重点探讨动脉期扫描的意义。
Conclusion These enhancement appearances at arterial phase CT is of great applicative value in diagnosis and differential diagnosis of the focal liver lesions.
结论上述五种肝局灶性病变的动脉期强化方式在诊断与鉴别诊断上有重要价值。
The optical modulation characteristics, differential gain (DG), differential phase (DP) and signal-to-noise ratio (S/N) are described as well in this paper.
文中论述了光调制特性、微分增益（DG）、微分相位（DP）、信噪比（S/N）等重要问题。
Based on the above, the impact of amplitude coefficient ratio on amplitude-phase Double Differential Space-Time Codes is discussed, and an optimal selection scheme in amplitude coefficient is given.
在此基础上，讨论了幅度系数比对幅度相位双差分空时码的影响，并给出了一种最佳的幅度系数选择方案。
Transcendental equation and parameters of ferrite materials prepared by ourself have been used to calculate the variation of differential phase with temperature.
再利用超越方程和我们制备的铁氧体材料的参数对其差相移随温度的变化进行数值计算，结果表明随温度的升高差相移减小。
Results also show that differential peak phase of ion Current Signal or H30 + concentration slightly postpones to the peak phase of heat release rate.
离子电流信号差分峰值相位、H30 +浓度差分峰值相位与放热率峰值相位之间均存在一定的相位差。
Differential thermal analysis did not reveal the ammonium perchlorate phase change from rhombic to cubic.
差热分析没有测出过氯酸铵从正交晶向立方晶的相变。
Differential thermal analysis did not reveal the ammonium perchlorate phase change from rhombic to cubic.
差热分析没有测出过氯酸铵从正交晶向立方晶的相变。
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