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According to series-wound amplifiers and noise theory, an applied circuit of low-noise preamplifier is designed using unattached components. 摘要根据级联网络及噪声理论，本文采用分立元件设计了一种低噪声前置放大器实用电路。
The basic/fundamental law in electric circuit theory is Ohm's law. 欧姆定律是基本的电路原理。
Uses current most advanced control circuit theory, welding machine's every technology index reaches topping level. 采用先进控制电路原理，焊机各项技术指标均达一流水平。
The paper introduces a program of high-accuracy digital tachometer based on AT89C52 SCM, and presents the diagram of applied circuit principle and software design. 本文介绍了一种基于AT89C52单片机的高精度数字转速计的实现方案。给出了硬件电路原理图和软件设计。
The key point of interpreting load flow model by the circuit theory is how to solve the constraints of PQ branch and PV branch. 基于电路基本理论解析潮流问题的关键,是如何处理潮流模型中PQ支路和PV支路的约束问题。
It is verified the time harmonic wave propagation consists of a incident wave and a reflected wave( even if by circuit theory of ABCD matrix of R, L, C). 验证传输线上各频率成份弦波电压及电流之沿线分布(路矩阵模式解)入射波与反射波所合成。
Based on electrical circuit theory, the formulation of the relation between mutual admittance and converter commutation voltage of the multi-infeed HVDC system was given. 基于电路基本理论知识，推导出多馈入交、直流并联的高压直流输电系统耦合导纳和换相电压关系表达式。
Based on the equivalent circuit theory,the paper analyzes principle and measuring method using admittance charts to detect piezoelectricceramic transducers. 文章从压电晶体的等效电路出发,分析了用导纳圆进行压电晶体换能器性能检测的基本原理和测量方法。
To study the design technology and development artifices of PV system based on the college physics, advanced mathematics, circuit theory and electromagnetic field theory. 本课程将在大学期间所学大学物理、高等数学、电路理论、电磁场理论的基础上，紧密结合光伏系统的实践，通过本门课程的学习基本上掌握设计、开发常用光伏系统的方法。
The paper probe into the realization of digital-coding emission of B-mode Ultrasound Scanner(BMUS) .The work is based on in-deep study about theory of BMUS and circuit theory. 本文对B超仪数字编码发射进行了探索性研究，在深入研究B超理论基础、电路原理的前提下，结合目前广泛应用的FPGA技术，设计了数字编码发射系统方案，并整合到了B超前端电路板上。
Based on electrical circuit theory,the formulation of the relation between mutual admittance and converter commutation voltage of the multi-infeed HVDC system was given. 基于电路基本理论知识,推导出多馈入交、直流并联的高压直流输电系统耦合导纳和换相电压关系表达式。
The new comer applied his mind to the job. 新来的职员工作专心致志。
He has applied for an entry visa. 他已申请入境签证。
He applied the windfall to payment of his mortgage. 他把那笔意外的收入用於偿付抵押。
Now he applied himself to the job in earnest. 他现在认真地致力于这项工作了。
Mechanical Shock-proof Design by Circuit Theory 用电路理论分析机械防震设计
This rule cannot be applied to every case. 这项规则不是所有情况都使用。
On the Teaching of Electric Circuit Theory 浅论电路理论教学
The college I applied to has accepted me. 我报了名的学院已经录取我了。
The ruling is applied retrospectively. 该裁定可进行有追溯效力地运用。