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A new matching method for harmonic pairing is also presented.

并提出一种简单的谐波配对算法。

Global Schauder estimates for the initial-value parabolic problem of the bi-harmonic type were proved.

该文给出了双调和型抛物方程初值问题解的Schauder估计，并且在适当的空间中证明了解的存在性与惟一性。

Both parallel resonance and series resonance are the two important parts of harmonic resonance problem.

串联谐振与并联谐振共同组成谐振问题的两个重要分支。

There are a lot of harmonic sources in power systems. It may cause series resonance and parallel resonance between inductive elements and capacitive elements of the power systems.

在电力系统中存在大量的谐波源，使得电力系统网络中感性元件与容性元件之间可能发生串联谐振或者是并联谐振。

Then a novel control method of PAPF is proposed. PAPF with the proposed control method has excellent performance in damping of both parallel resonance and series resonance, whether the capacitor current is included in the detecting current of PAPF or not. Also the PAPF with proposed method has strong ability in harmonic compensation.

针对这种情况该文提出了一种新的PAPF控制策略，该控制策略可以在进行谐波治理的同时有效抑制负载谐波电流或者系统谐波电压造成的并联电容器与电网阻抗之间的谐振。

Three reference current detecting methods are presented for single-phase active power filter, i.e. fundamental current detecting method based on parallel resonance of passive LC filter, fundamental current detecting method based on switched-capacitor filter, harmonic current detecting method based on d-q transformation and its improved circuits.

同样通过采用并联变压器二次侧多补偿绕组的结构来提高有源电力滤波器的容量。4、提出三种单相有源电力滤波器指令电流的提取方法，即基于LC并联谐振的基波电流检测方法、基于开关电容滤波器的基波电流检测方法、基于单相d-q变换的谐波电流检测方法及其改进电路。

This paper gives a detailed analysis of the amplifying harmonic power devices, including the topological graph of the main circuit, the choice of parametrics, the design of the drive and protection circuit with its notice, the design of the control circuit, etc.

介绍了其工作原理，并对谐波功率放大装置做了重点研究，包括主电路的拓扑图设计及元器件参数选择，驱动和保护电路的设计和注意事项，以及控制电路设计等，并对整个谐波抑制装置的性能特点做了总结。

This paper proposed an exact identification of background harmonic voltage based on the metrical data at PCC.

本文根据PCC处实测的谐波电压和谐波电流数据，对系统的背景谐波电压进行准确辨识。

An indicator sampling method is proposed for visualizing a three dimensional penetrable obstacle from a knowledge of far field data for time harmonic acoustic scattered waves.

提出了用时谐声散射场的远场信息来可视化三维可穿透目标的一种指示器样本方法，它是通过析取一个指示器函数在包含可穿透目标的某个样本区域中的支集来实现这种可视化的，其中，这个指示器函数在可穿透目标的内部和外部有显著不同的取值。

Under the conditions of a simple harmonic stress applied on the NLME, its internal friction is a periodic function with respect to time.

数值拟合的结果说明，铁粉热压期间的应变弛豫可以用这两个模型来描述，但用SNLS比用NLKE有更小的误差。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。