查询词典 propositional variable

The physical and mathematical models of underground gasification are erected; a temperature field in the district of gasification is set up; the instance analysis on the computer analogue simulation machine has been carried out; systematic analysis and research on the variable rules of temperature and different components has also been taken and some important resultants about the best position for drilling and the relationship between adjustment and control and gasification stability have gained, which opens up a new field for the sight research of the control of the stability of underground gas of coal.

建立了钻孔调控气化的物理模型、数学模型及气化盘区温度场，并进行了计算机模拟仿真及实例分析，对温度及各组分的变化规律进行了系统的分析研究，得出了最佳调控钻孔位置及调控与气化稳定的关系等重要结论，为煤炭地下气化稳定控制的可视化研究开辟了新的领域。

In this paper, the overall design scheme of one assault rifle prototype with double cyclic systems and variable firing rate is illuminated in brief and the related analytical models of one DOF and two DOF by the basic theory of dynamics of multi-rigid-body system is established. The calculating analogue program in VB computer language for analyzing the movement regularities of floating body of the assault rifle prototype with some universal property and function of man-machine conversation is completed. The comparison between the calculating results and the experimental results is conducted also.

本文对某步枪双循环变射频发射原理样机方案进行了简单的说明，应用多刚体系统动力学基本理论建立了原理样枪的一自由度和二自由度动力学分析模型，用VB编写了具有一定通用性和人机对话功能的自动机运动规律分析计算程序，并将计算结果与试验结果进行了比较，验证了数理模型的正确性。

Analytic functions of complex variable function is the main object of study, and the five equivalent conditions of analytic functions penetrate the whole process of learning of complex function.

解析函数是复变函数论主要的研究对象，而解析函数的五个等价条件又贯穿了我们对复变函数论学习的全过程。

By means of plane elastic complex variable method and the theory of boundary value problems for analytic function, the stress distribution of elastic body is given in closed forms.

本文研究集中力作用下带任意孔洞的各向同性半平面焊接问题，利用复变函数方法和解析函数边值问题的理论，给出了弹性体应力分布封闭形式的解。

And then the sliding mode motion characteristic was analyzed by using (nth- dimension space) analytic geometry and variable structure control theories.

即使某些变结构控制系统理论上可以求得解析解，实际求解过程也相当烦琐和困难。

Multiple logistic regression analysis was used to determine the independent correlation of each variable on anatomical and functional outcome.

多元回归分析来确定相关的独立的每个变量的解剖和功能的结果。

In order to improve the steering characteristics in such a hydraulic power steering apparatus, it was proposed to make the ratio of the relative rotation angle between the two valve elements to the torsion angle of the torsion bar variable see Japanese Patent Application Laid-Open No.

为了改进在这种液压动力转向装置的转向性能，建议将两个阀门元件的相对旋转角度比率依据扭杆变量的扭矩角度而定（参考日本专利申请公开文件1995-117694号）。

In this paper,variable angle of incidence spectroscopic ellipsometry was employed to measure the ellipsometric parameters of ITO.

采用变入射角光度椭偏仪建立了一套简单的拟合模型，成功拟合出ITO光学常数在可见光范围内随波长的变化关系。

The research on speed ratio control based on sliding model variable structure controller of angular displacement is done.

对电机控制式无级变速单元完成了基于角位移变结构控制的速比控制方式来实现变速器速比精确控制的研究。

Cam mechanism;Servo control system;Cam-follower system;Variable-speed cam system;Motion characteristic;Angular velocity

中文关键字凸轮机构；伺服控制系统；凸轮从动件系统；变速凸轮系统；运动特性；角速度

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。