原理

Research of Engineering Design Simulation Model and Application on Double Loop Speed Control System;2. The double loop series adjustable speed system is worth to use in pratice bec.

为了改善串级润达系统的性能指标，根据交流调速理论及自动控制的系统的原理，介绍了Pn控制的双闭环串级调速系统的组成、工作原理和操作步骤，简要分析了调速系统的动态性能。

This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.

本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。

And a method of simplifying boundary value problems with a complicated distributive sources with duality principle was explained in several examples.

本文论述了电磁时偶原理应用于工程的理论依据，并用实例说明了利用对偶原理将复杂源分布边值问题化成简单源分布边值问题的方法。

In the paper, the basic theory, the key technology of New GPS is investigated. The framework of GPS knowledge base is constructed based with databases based on the general matrix model and Inference Mechanisms based on the duality principle of New GPS.

本文通过对新一代GPS 的理论基础、关键技术的分析和研究，依据新一代GPS 的通用矩阵模型和对偶性原理，研究并提出了GPS 知识库的基本框架，GPS 知识库由基于通用GPS(来源：A31BC论文网www.abclunwen.com)矩阵模型搭建的数据库和基于对偶性原理设计的知识推理机构组成。

Topics covered include: waves in media, equivalence principle, duality and complementarity, Huygens' principle, Fresnel and Fraunhofer diffraction, dyadic Green's functions, Lorentz transformation, and Maxwell-Minkowski theory.

它包含以下的主题：介质内的波、等效原理、对偶性质和互补性质、惠更斯原理、菲涅耳绕射与夫琅和费绕射、双重格林函数、洛伦兹变换以及马克斯威-明可斯基(Maxwell-Minkowski)理论。

Based on this relation, it is possible not only to obtain the principle of virtual work and the reciprocal theorem in dyn...

然后从该式出发，不仅可以得到有孔隙的耦合热弹性体动力学的虚功原理和互等定理，而且能系统地导出成互补关系的11类变量、9类交量、6类变量及3类变量简化Gurtin型变分原理。

Understand and apply robust design principles and value engineering principles to implement effective design solutions for mass production.

懂得运用设计原理和价值工程原理去执行有效的设计法案在批量生产的产品中。

The principle figure and program of mechatronics cassette electric meter made up of single chip microcomputer are also illustrated.

本文介绍了智能电能表的功能及其工作原理，给出了使用廉价的 GMS97C2051单片机组成的机电一体电卡式电能表的原理图及程序框图。

First, according to designs the request, designs the circuitry block diagram, then, through to the circuitry analysis, carries on the choice and the hypothesis corresponding electrograph part parameter to the circuit element, finally, designs the electric circuit the wiring diagram and carries on the function test to the overall system.

首先，根据设计要求，设计电路原理方框图，然后，通过对电路原理的分析，对电路元件进行选择并设定相应的电图元件参数，最后，设计电路的接线图并对整个系统进行功能测试。

The characteristics of principle, method and practice of discharge survey through broad coil electromagnetic induction method in open full channel are introduced in the paper, and it is compared with supersonic flow survey method in principle and practice.

主要介绍了明渠全渠宽线圈的电磁感应法流量测量的原理、方法、应用特点，并从原理和实际应用等方面，与超声波测流法作了比较。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。