Research on Operation Characteristics of the Three-level Zero-Current-Switch Charging Structure

Research on the three-level hierarchical network structure based on the middleware technique and its application

基于中间件技术的三层网络结构的研究与应用

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Through the model divided into two levels, included by two forms and devoted by three-level frame structure, the system completes feature information modeling adapting to decision-maker's decision and judgment style.

提出将模型分为两种级别、两种形式以及采用三级框架结构的特征模型表示方法，从而实现系统根据决策者各自决策风格和判断进行特征信息建模。

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Considering characters of three-level H-bridge structure with clamped-diode each phase, three carrier modulation schemes based on cascaded carriers and phase shifted consideration are presented. 3.

针对每相为二极管箝位三电平H桥级联的结构特点，分析了基于载波层叠和载波移相思想进行组合的三种传统的载波调制方法，给出了具体的实现方案。

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Conception of Building A Three-Level Systematic Structure for the Yangtze River Hydrological Data Information Network

建立长江水文数据信息网三层体系结构的构想

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Which implemented immediately on hardware design of electronic ballast for HID lamps for three-level structure, and testing the work waveforms of the main parts. Experimental results show that the three-tier structure has reached a design of electronic ballast requirements.

实现了立即亮HID灯三级结构电子镇流器的硬件设计过程，并测试得出了主要部分的工作波形，实验结果表明三级结构电子镇流器已经达到了设计要求。

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At first, the paper presents constraint-based distributed intelligent design system model. Then with three-level structure, the system model is described and defined systemically: ① The display level, which is based on display object.

首先给出了基于约束的分布式智能设计系统模型，并用3层结构系统地描述和定义了系统模型：1以显示对象为中心的显示层；

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In the system, all parts employs three-level structure based on the B/ S Model, cuts down the costs, strengthens the safety of the system, improve the response rate of the system.

系统中各模块均采用基于浏览器/服务器（B/S）模式的三层结构，降低了使用成本，增强了系统安全性，提高了系统响应速度。

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This paper describes the mechanism, features and representation forms, analyses the advantages of the three-level structure over the two-level structure and introduces the solution scheme of the microsoft-Windows DNA.

文章介绍了三层C／S结构的机理、特点和表现形式，经分析认为三层结构比两层结构具有更好的性能，重点介绍了微软的解决方案&WindowS DNA。

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This paper introduces Hong Kong Public Libraries' Multimedia Information System from mainly four aspects: three-level structure, network structure, workstation management and data processing.

介绍了香港公共图书馆多媒体资讯系统的资源服务体系、网络体系、工作站管理和数据加工。

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Object-oriented method and three-level structure are imported into the design. The popular Microsoft. net Framework is applied in the development.

在软件设计中，采用面向对象的设计方法与三层体系结构；在软件开发中应用当前流行的微软.net Framework框架。

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Confucianism is investigated from the visual angle of political culture and a three-level structure of Confucianist value system is presented.

本文从政治文化的视角考察儒学，提出儒学的价值系统呈三层次结构。

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The designed system includes nodes in three-level structure: main controller, group controllers and switch nodes.

整个系统采用主控制端、组控制端和开关节点三级结构。

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Research and development on Web-based CAPP system for plastic injection mould with three-level structure

基于Web的三层结构注塑模具CAPP系统

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On the Three-level Structure Theory in Network Service

浅谈网络服务的三层结构理论

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Population of Dense V-type Three-level Medium in Few-cycle Laser Pulses

少周期脉冲在稠密V型三能级介质中传播时的粒子布居演化

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Theoretical study of the pump light absorption inside a three-level solid state laser medium

三能级固体激光介质对抽运光吸收的理论研究

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The behavior of the three-level single-mode laser in the presence of an applied field and a saturable absorber is revealed near the losing-threshold.

本文描写了有注入外场和可饱和吸收体的三能级单模激光器于阈值附近的行为。

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The Langevin quantum theory has been used to treat the optically pumped three-level laser system.

本文采用Langevin量子理论处理光泵三能级激光体系。

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The four-level algorithm given in this paper is a hierarchical algorithm which is developed from the three-level costate prediction method of Hassan-Singh for solving large-scale non-linear dynamical system problems.

本文提出的四级算法是一种由Hassan-Singh的三级共态（？）法发展起来的、解大规模非线性动态系统问题的递阶算法。

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A four-level algorithm to improve the convergence of the three-level costate prediction method

改进三级共态预估法收敛性能的四级算法

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