查询词典 inversion theorem

In dealing with the upper singularity point of Abel inversion transfer, a zenith compensation term is introduced, which makes simple and stable in Abel inversion process.

在Abel积分变换的上奇点的处理中，推导了大气折射指数反演的天顶补偿项，使Abel积分变换的算法更简单而且更稳定。

It is suggested that the lubrication of water phase among the waterborne particles dominates at the phase inversion point,and phase inversion progress still continues with adding more water.

所以，体系在低乳化剂浓度时，发生了不完全相反转。

The steady model is able to predict the start and the end points of the phase inversion, although the model parameters have no distinct physical meanings. The factors, such as agitation strength, density, viscosity, interfacial surface tension, grafting efficiency and volume fraction etc., have been considered in the dynamic model, which can predict the start point of phase inversion successfully.

稳态模型的参数虽然没有明确的物理意义，但却能给出相转变过程的起点和终点；动态模型则从液液分散理论出发，综合考虑搅拌强度、体系粘度和密度、界面张力、接枝效率及相体积分率等因素的影响，能很好的预测相转变的起点，略加改进后该模型可以用于相转变的全过程模拟。

Combining with the analysis of flow pattern transition, the input water cut at phase inversion point is around 60%. The relational equations that water holdup is influenced by input water cut and mixture velocity are obtained before and after phase inversion point.

但随着入口体积含水率的增加，在一定的折算气液速的条件下，压力梯度出现了与转相相关的峰值特性，由峰值对应的液相入口体积含水率确定转相点对应的液相体积含水率为40%，明显低于油水两相流动时的转相点(入口体积含水率约为60%)。

Geosciences Department, Nanjing University, Nanjing 210093, ChinaAbstract With the development of exploration, the geophysicists focus their minds on the exploration and development of lithologic hydrocarbon reservoir and subtle pool. In recent years, seismic pre-stack inversion becomes the hot point of seismic attribute and inversion study.

随着油气勘探的不断深入，岩性油气藏和隐蔽油气藏的勘探开发问题日益受到勘探学家们的关注，地震叠前反演技术成为近年来地震属性分析和反演研究的热点。

Corresponding to the phase inversion point, a sharp peak in pressure gradient also appears at some gas and liquid superficial velocities. It is found that the input water cut of the phase inversion point for three phase flow which is around 40%, is obviously lower than that for two phase flow, which is around 60%.

采用互相关技术分流型研究了油-气-水三相分层流和环状流界面波速特性，结果表明：固定油水比时，SW‖ST流型气-油界面和油-水界面波速、AN‖DO/W流型和AN‖DW/O流型的气液界面波速均随折算气速和折算液速的增大而增大。

This research use LST surface temperature inversion of the city by research high-resolution satelite Landsat TM image temperature inversion.

本研究运用LST地表亮温反演法对被研究城市的高分辨率卫星Landsat TM图像进行亮温反演。

By using fast Fourier transform and Hankel inversion algorithms, a data processing method based on Abel inversion for measuring temperature distribution of plasma is studied.

采用基于快速傅里叶变换和汉克耳变换的阿贝尔逆变换数值方法，研究出一种等离子体二维温度场分布的数据处理方法，并进行了计算精度分析。

In the last part of this dissertation, the subsurface temperature and salinity equations are added to investigate the development of the inversion process. The effects of the temperature inversion on MLD and thermal structure of the upper ocean are also discussed.

本文最后加入次表层海水温度、盐度控制方程，通过相应的数值试验，讨论了次表层温度反升现象的产生和消亡过程，并对次表层温度反升现象对混合层深度和混合层内温度结构的影响进行了初步的探讨。

In this dissertation, the research and design of DCO is conducted and the principal contributions are as follows.In this dissertation, the non-ideal characteristics of traditional MOS varactors used in the DCO are analyzed, and an inversion-mode digitally controlled MOS varactor is proposed to alleviate the non-ideal characteristics. The phase noise of the DCO using inversion-mode varactors can be up to 9.5 dB lower than that of the DCO using traditional MOS varactors.

本论文针对应用于CMOS无线通信收发机的新型全数控LC振荡器，完成了以下工作：分析了DCO所使用的普通数控MOS变容管中所存在的非理想特性，提出了使用反型数控MOS变容管改善这一非理想特性的方法，该方法可以将DCO中的相位噪声最多降低9.5dB。

These are places without aristocratic baggage; egalitarian places open to talent, self-improving, engaged in learning and innovation through networks that were at once competitive and cooperative.

这些地方没有贵族遗风作祟，而且对于那些有天分的人是开放的平等之地，这些人善于通过那些曾经很具有竞争力与合作精神的关系网进行自我提高以及学习创新。

Christine: You don't want to see me?

你不想见我？