电大

In Chapter 4 windowed function of data signal processing is introduced and applied to addition theorem, which succeeds in solving the difficult problem: it has a bad result when recursive T-matrix is applied to calculate the wave scattering of electrically large objects and multiple objects in the excitation of TE wave.

在第四章中引入数字信号处理中的窗函数，成功解决了在入射波为TE波时，用递推T矩阵法计算电大尺寸物体或多个散射体时，精度不高的问题。

The higher order interpolatory vector basis function combined with MLFMM is applied to analysis the electromagnetic scattering and radiation of electrical-largetargets.

研究开发了一套可视化的实用电磁仿真工具软件，用于分析电大尺寸目标的电磁散射特性。

Because of the learners'characteristics,unsatisfied teaching effect,the change of learning environment and the management style of open education,the class attending rate is lowing .

但不可否认的是，由于学习者的特性、教学效果的不理想、学习环境的改变和电大管理模式等因素的作用，目前开放教育面授教学到课率呈下降趋势。

The course of 25 years' TV University education proves that reformation innovation is the motive force of the constant development of TV University.

电大教育25年的历程证明，改革创新是电大不断发展的动力。

Most electroencephalogram appeared no main rhythm,middle or high amplitudeθ,δwave diffusibility.

患者脑电大部分表现为无为主节律，中高幅θ、δ波增多的弥散性慢活动。

The author illustrates the practice of ESA model in his teaching of This Is English with particular examples.

作者结合实例就这一模式在电大《开放英语》教学实践中的应用做以阐述。

The sampling design of graduates＇ tracing survey in Hunan Radio and TV University follows the principles of randomicity, homogeneity and sampling trade representativeness and employs the method of delamination and isometry.

湖南电大开放教育试点专业毕业生追踪调查的抽样遵循随机性、分布相对均匀性、行业代表性等基本原则，采取分层等距抽样的方法。

The numerical results presented are compared with the results obtained by the traditional method of moments. It is shown that, especially for electrically large targets, the complexity of computation is obviously reduced without sacrificing much accuracy.

将计算结果与传统矩量法计算的结果进行了比较，数值结果表明：在不影响精度的前提下，尤其是对于电大目标问题，本文方法的计算效率大大提高。

It is very essential to restudy the textbook and do the research according to promoting communication.

电大是中国最具有代表性的远程教育机构，立足于电大研究远程教育，具有现实的意义。

This paper investigated and analyzed the electronic resources of provincial radio and TV university ,indicated the present situation and existing problems and put forward some suggestions.

通过对省级电大图书馆电子资源的调查和分析，说明了省级电大图书馆电子资源的现状和存在的问题，并对电大图书馆今后电子资源建设提出了建议。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。