In this thesis, the operational principle, design approach and system characterization are presented in detail, and a higher efficiency and lower power AC-DC power management chip is designed.
作者对开关电源的工作原理，设计思想和系统性能做了详细的分析，设计了一款高效率、低功耗的AC - DC开关电源芯片。
I don't fully agree with that characterization of the welfare system.
我并不完全同意对福利制度的描述。
Support electronic sub-system team to bring up first batch electronic modules, trouble shoot and perform characterization.
支持电子子系统团队调试首批电子模块，故障检修，及特性鉴定。
The system can also be applied to measurement of numerical aperture of polymer optic fiber and characterization of the refractory index distribution.
该系统也可实现聚合物光纤数值孔径的测量和折射率分布的表征等。
In the characterization phase, we try to better understand the system by estimating interactions and linear (main) effects. Here, full-factorial and fractional-factorial designs are used.
在鉴定阶段，我们试图通过估计其相互作用和线性相关(主要的)来更好地理解系统。在这里，将使用全因子和分数因子设计。
Proteomics may be defined as the complete characterization of the full complement of proteins in a biological system.
可把蛋白组学定义为生物系统中所有蛋白质的全部表征。
The rare earth powder characterization system is constituent of properties of crystal, surface, particle, powder and usage.
晶粒特性、表面特性、颗粒特性、颗粒群特性和应用特性等五方面构成了稀土粉体性能的评价体系。
A typical nanostructured titania super hydrophilic film was chosen for general characterization employing a Scanning Probe Microscope (SPM) and an electrochemical measurement system.
选用典型的二氧化钛纳米超亲水薄膜，用扫描探针显微镜(SPM)和电化学测试系统进行一般性的表征。
The type and distribution of lithologic pools could be predicted by characterization of system tracts and analysis of depositional systems.
通过体系域表征和沉积体系分析与研究，可以预测岩性油气藏类型及其分布。
This paper reviewed the preparation methods and structural characterization of aluminoxane and described in details its function in metallocene catalyst system.
综述了铝氧烷的制备方法及结构表征，并对其在茂金属催化剂中的作用作了详细介绍。
We try to understand the mechanism of inflorescence development in Lotus japonicus, the legume model system through the characterization of CEN homologues in it .
本研究选用豆科模式植物百脉根作为研究系统，从CEN的同源基因入手，对豆科植物的花序发育进行研究。
The composition and function of parallel pipeline characterization and flow distribution synthetic test system was introduced.
简述并联管路特性及流量分配综合实验系统的组成，介绍该实验系统的功能。
The methods for the preparation and characterization of polymeric hollow nanospheres and the application in pharmacy as a drug-carrier system thereof were summarized.
概述聚合物空心纳米球的制备和表征检测方法以及作为给药载体在药学领域的应用。
Objective To study the characterization of bacteria infection in patients with urinary system infection.
目的了解泌尿系统感染致病菌的检出率、菌群分布及耐药性特点。
Recently, the ordered physical parameter system for flyash is established through a series of basic researches on the characterization and methodization of flyash.
近年来，作者等通过系列的粉煤灰特征化和系统化基础研究，形成了粉煤灰物理序参量系统。
This characterization system has the distinguishing feature of multifunctional, high automatic, accurate and reliable measuring result.
该系统具有功能多，自动化程度高，结果准确可靠等特点。
The strength forming process of humid-plastic cement-soils is expatiated based on the characterization of the cement hydration process in cement-water-clay system.
从水泥在水泥-水-粘土系统中水化的特点出发，阐述了湿塑性水泥土的强度形成过程。
The test results are coincident with the previous results by dropping-bar test system, which shows that the characterization system and the data processing method used in this paper are reliable.
这一测试结果与利用自由落杆测试系统得出的测试结果基本吻合，表明本文所采用的测试系统及实验数据处理方法是可信的。
The rare earth compound powder characterization system comprises properties of crystal, surface, particle, powder and usage.
晶粒特性、表面特性、颗粒特性、颗粒群特性和应用特性等五方面构成了稀土粉体性能的评价体系。
Thirdly, this paper presents static and dynamic distribution network reconfiguration algorithms based on time interval according to the conception of system process state characterization.
再次，基于时间过程特征状态的概念，本文提出了面向时间区间的配电网静态重构和动态重构算法。
Thirdly, this paper presents static and dynamic distribution network reconfiguration algorithms based on time interval according to the conception of system process state characterization.
再次，基于时间过程特征状态的概念，本文提出了面向时间区间的配电网静态重构和动态重构算法。
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