three constant

In this thesis, three constant angular velocity transmission theories of the universal joints are induced and summarized. The various products of the constant angular velocity universal joints are integrated, classified and analyzed.

本文对万向联轴器三种等角速传动理论进行了归纳、总结，对各种等角速万向联轴器产品进行了综合、分类、分析，这为等角速万向联轴器理论的进一步研究提供了基础。

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This paper considers three epidemic models with constant immigration rate and nonlinear infectious force. They are SIRI model, differential susceptibility model of SIRI, and differential infectivity model of SIR.

讨论了具有常数迁入和非线性传染力的三类传染病模型，即SIRI模型，SIRI框架下的DS模型及SIR框架下的DI模型。

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It was this constant urging, coupled with irascibility and energy, for three long hours.

他就这样不断地督促着, 加上脾气暴躁和精力充沛, 过了长长的3个钟头.

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Eggs of Alligator sinensis were incubated at three constant temperatures of 29 ℃, 31 ℃ and 33 ℃, their nest materials were kept the same humidity.

在巢材温度保持相同下采用29℃、31℃和33℃3种温度对扬子鳄蛋进行孵化。

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Three days of constant rain soaked everything.

三天不断的下雨，使所有的东西都浸湿了。

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Design and Mechanical Analysis of Three Links Constant Hangers

三连杆恒力弹簧吊架的设计与力学分析

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Based on study on the characterization of three dimension and constant wavelength synchronous fluorescence spectra, the similarity and characteristic peaks of various crude oils and natural gases have been proposed.

通过对全国各大油田典型油气的分析，提出各种油气的三维荧光光谱和固定波长同步荧光光谱特征峰和共性峰。

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Its cause is analyzed and it is categorized into three types: constant drift, slope drift and random drift.

首先对陀螺仪的漂移进行了概述，分析了其产生的原因，并把它分为三种：常值漂移，斜坡漂移及随机漂移。

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Study on the continuity of the three constant radius tubes and the way to achieve it

三等径圆管曲面连接的连续性研究及实现的方法

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Three generations with constant development of society, it obey concrete content of system change to some extent too Xia, Shang and Zhou dynasties, especially the internal and external clothes of Western Zhou Dynasty are made and changed a great deal more than the former generation.

夏商周三代随着社会的不断发展，其内外服制度的具体内容也有所变化，尤其是西周的内外服制较前代有很大的变化。

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Using the Buy-and-hold abnormal return, Cumulative abnormal returns and Fama-French three-factor model as three indicators constant, by comparing the approval system and approval system under the IPO pricing efficiency, to illustrate the affection of the Stock Offering System reform on the efficiency of IPO pricing.

采用了买入持有超额收益、累计超额收益和Fama-French三因素模型的常数项三个指标，通过对比审批制和核准制下的新股发行定价效率，来说明发行制度改革对IPO定价效率的作用。

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If we hold one of the three variables constant, we can make a two-dimensional plot.

如果我们使三个变量中的一个保持不变，则可作二维曲线。

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Three dimensional Constant Real time Automatic System for bridge displacement monitoring was described by using Global Positioning System Real Time Kinematic ( GPS RTK) technology.

阐述了一种利用全球定位卫星载波实时相位差分（GPS RTK）技术的桥梁三维位移长期实时自动监测系统。

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By utilizing the matching method of regional electromagnetic field for individual regions, the electromagnetic field distribution in the space of three respective regions is found. And the dispersion equation, coupled impedance and attenuation constant are thence obtained.

利用电磁场分区匹配方法求解了空间电磁场分布，从而导出了色散方程、耦合阻抗和衰减常数的计算公式。

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This paper briefly introduces the basic principles to measure plancks constant by photoemission and the three methods to measure cut-off voltage.

本文简单介绍了光电效应测普朗克常数实验的基本原理及测量截止电压的三种方法。

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It is emphatically pointed out that although the instantaneous generation rate of every phase of the heater is a periodic function alternating with time, the sum of the instantaneous generation rates of three phases is a constant.

特别指出，电热元件每一相电热丝的瞬时发热率是随时间而变化的周期函数，但三相瞬时发热率之和是一常数。

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We can write a literal integer constant using one of three notations: decimal, octal, or hexadecimal.

定义字面值整数常量可以使用以下三种进制中的任一种: 十进制 、 八进制和十六进制.

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The subsection constant voltage has three procedures: Constant voltage ( 80V) functions 1 minute;

具体操作为：80V的恒定沉积电压作用1分钟；

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When the initial profile contains three pieces of constant states, the solution may be constructed from the Riemann solutions, with each two adjacent states connected by elementary waves.

对分三段常值的初始状态，解由上述Riemann解构成，其中相邻两状态间以基本波连接。

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A Pattern of Three Phases of Constant Growth of the Enterprise

企业持续成长的三阶段模型

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An optimization method for fitting three parameter equation of constant amplitude P S N curve is presented.

等幅疲劳P-S-N曲线采用三参数幂函数方程形式。

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The model is very simple that has only one algebraic equation and three constant parameters.

该模型结构简单，只含有一个代数方程与三个常系数。

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Rapid prototyping of constant speed cruise algorithm, the vehicle controller uint software architecture and hardware in the loop simulation technology of the constant speed cruise control algorithm, which are the three aspects of constant speed cruise control strategy implementation techniques are described here firstly.

首先，从定速巡航算法的快速原型开发、整车控制器的软件架构以及定速巡航控制算法的硬件在回路仿真技术三个方面对定速巡航控制策略的实现技术进行描述。

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Apomixes is divided into three types, including sporadic, constant and periodic.

孤雌生殖有偶发性 、 经常性、周期性三种类型.

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In addition, the electric control system uses three states-controlled constant temperature circuit, which is convenient, reliable and accurate.

电器控制系统采用三态恒温控制电路，炉温调控方便、可靠、精度高。

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Model of Three Dimensional Constant Thickness Contact Interface Element between Plate and Soil and Its Application

板-土三维等厚接触单元模型及其应用

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Its application in the high energy ignition controll system realizes the most important three functions namely, constant current, dwell angle controlling and protection during supply interruption and circuit breaking off.

它在高能点火控制器中的应用，实现了专用点火芯片中最重要的3种功能，即恒流、闭合角控制及停电断电保护。

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According to the characters of three-phase switched reluctance drive ( SRD), this paper presents a control scheme of voltage-speed regulating mode by PWM with three phase-single three beat and constant conduction angle.

本文以三相开关磁阻调速电动机（简称SRD）为研究对象，提出了一种三相单三拍固定导通角PWM调压调速控制方案。

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The experiments on the pneumatic muscle mechanical properties were done in three cases: constant pressure, constant pull force of load and unvaried length. The results of the experiments were basically consistent with those of improved model simulation.

设计实验系统对人工气动肌肉进行了等压实验、负载拉力恒定实验和等长实验，实验结果与改进后的模型仿真结果吻合较好。

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The results demonstrated that in the range from room temperature to 90 ℃, there was a critical temperature, below which a three time constant impedance spectrum was observed and above which a two time constant spectrum was shown.

结果表明：在低于90℃的范围内，存在一个谱图转变临界温度，临界温度之下为三个时间常数型谱图，临界温度之上为两个时间常数型谱图。

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