This paper presents an analog delay line devised under the principle of an inventionof this country,the DYL integrated linear“AND-OR”gate.The analog delay lin
本文设计了一个基于垂直搜索引擎技术的旅游线路评价推荐模型系统。该系统首先采用垂直搜索引擎技术针对旅游行业网站抓取特定信息,提取旅游路线及相关旅游资讯信息,并辅以人
摘 要:本文以任教的某教学班作为试点,从两方面入手展开对数学课堂有效教学的尝试:一是从课后作业转变成课堂作业,二是从教师出题转变成学生出题。让学生在课堂上从动手到动脑,发挥他们学习主体性的作用,从而达到有效教学的目的。 关键词:高职 数学课堂 有效教学 中图分类号:G712文献标识码:A文章编号:1674-098X(2011)12(b)-0182-01 在有效教学蓬勃发展的今天,衡量
The radiation fields of the Archimedean spiral antenna are derived by approximating the spiral with a series of semicircles. The computational formulae for calc
企业营销能力是衡量一个企业在市场竞争中强弱的重要标志,林业企业在参与到市场竞争中,其生存和发展将面临严峻的形势,在营销方面也提出了更高的要求,为此,必须对林业企业的
A method for compensating the amplitude-phase distortion of ISAR system is de-scribed.This system compensation can be separated into two parts:the compensation
The electron optical column for the variable rectangular-shaped beam lithographysystem DJ-2 is described,with emphasis on the analysis of the optical configurat
A homotopy continuation adaptive HR filtering algorithm is proposed in this paper.The novel algorithm introduces the homotopy continuation method into the adapt
The residual mechanical stress in SiO<sub>2</sub> films results in the degradation of mobilitiesin MOSFETs. Based on the edge force approximation in SiO<sub>2</
The theory of differential current switches which applies to the design of multivaluedECL circuits is introduced.In this theory,the switching state of different