分析动力学

In this paper the author overviews mass magnesia concrete dam thchnical origin, the present status here and abroad, and available primal problems; descripts theexpansive character of magnesia concrete, fundamental force performances and long-term lasting quality, derivates all the equations of temperature field and temperature stress field, analysises the existing canonic calculating autogenous volume deformation model of the micro-expansive concrete, at last select the expansion model of dynamics for calculating.

本文综述了大体积混凝土氧化镁筑坝技术的由来、国内外研究现状、优势及存在的主要问题；叙述了掺氧化镁微膨胀混凝土的膨胀特点、基本力学性能及长期耐久性能；推导了计算温度场及温度应力场的全部公式。对现有计算氧化镁混凝土自生体积变形的几个典型模型进行了深入的研究和分析，阐述了它们各自的优缺点，最终选定动力学模型作为计算氧化镁混凝土自生体积变形的数学模型。

Each subject performed three different PA glide techniques (PA glide with the thumb unsupported, PA glide with digital support and the PA glide with IP supported by the index) on a force plate while interphalangeal, metacarpophalangeal and carpometacarpal joints kinematics were tracked by a motion analysis system. The joint angles, maximum thumb-tip force, surface EMG activities of 8 thumb muscles and the Beighton score of each subject were recorded for analyses.

每位受试者在六轴力版上表现3 种不同的后前向滑动徒手技巧(不支撑后前向滑动，四根手指支撑之后前向滑动，大拇指指间关节支撑之后前向滑动)，藉由动作分析系统同步收取IP 关节、MCP 关节及CMC 关节动力学资料，每个大拇指关节角度、指尖的力量、8 块大姆指肌肉的表面肌电图以及每位受试者的柔软度分数。

In this paper, using multi rigid dynamics, by considering the match motion of the shooter s body, the automatic motion, floating and the rifle, a launch dynamic model is established for caseless rifle .

采用多刚体系统动力学理论，考虑人体、自动机、浮动体与全枪的耦合运动及自动机循环各阶段的运动与碰撞，建立了高频浮动新结构无壳弹枪在卧姿有依托状态下的发射模型，通过数值模拟，得出三发点射状态下无壳弹枪的发射特性，并与常规自动步枪作了比较，分析了无壳弹枪性能的优越之

The differential equations of the censorial moving and running relative to censorial of the eccentric vibration seed-metering system were set up with the dynamic analysis method.

利用动力学分析法建立了偏心振动式排种系统质心位移和绕质心转动角位移的微分方程。

The effect of guanidine hydrochloride concentration on the oxidative refolding of denatured-reduced lysozyme of high concentration in the presence of artificial chaperone , that is, cetyl trimethyl ammonium bromide and β-cyclodextrin,was studied.

研究了表面活性剂十六烷基三甲基溴化铵加β-环糊精和盐酸胍对高浓度变性-还原溶菌酶氧化复性的影响，利用基于二态复性模型的表观动力学模型分析了溶菌酶的复性过程。

GC-MS is used to determine content of free TDI, reaction kinetics is analysed by chlorhydric acid/n-dibutyl amine titration -NCO method and DSC, so the system activation energy is calculated.

采用气相色谱-质谱法测定其游离TDI含量，用盐酸-正二丁胺滴定-NCO法和DSC法相结合，分析反应动力学规律，计算体系表观活化能。

In this paper, two kinds of uniflow hydrocyclone's spin movement are caused by bar vertex ban inlet setting. Its performance prediction is based on CFD analysis and a mass of test. By FLUENT application and selecting the RSM model, CFD analysis is performed on 66mm returned flow hydrocyclone and 70mm uniflow hydrocyclone (cone-shaped, columniform), pressure field and velocity field and inner flow field are gained, this approves the results of CFD analysis accord with experimental results. Based on the results of CFD analysis, the schemes of optimum structure may be raised.

设计的两种直流式水力旋流器内的自旋运动是由新型涡流板入口结构引起的，它的性能预测是基于数值计算和大量的实验，通过利用Fluent流体动力学软件，针对旋流器实验样机的主体结构形式，基于RSM模型对内部流场的压力分布、速度分布和流体流动情况，对66mm返流式水力旋流器和70mm直流式水力旋流器进行了模拟分析，为水力旋流器的结构优化设计提供了借鉴。

This paper introduced the working principle and kinematic regulation of intermittent sheet transfer mechanism available,expounded their advantages and disadvantages,and provided out that the tendency of this mechanism is the finer dynamic performance,higher precise and compacter.

介绍了现有间歇递纸机构的工作原理和运动特性，阐明了各自的优缺点；指出间歇递纸机构的发展趋势是对动力学性能好、传递精度高、结构紧凑的新型组合机构的研发；提出专用曲线槽轮-不完全齿轮递纸机构，通过与现有机构的分析对比，证明了新机构的优点，为间歇递纸机构的改进设计提供了新的思路。

In this dissertation, MDS has been used to predict the thermodynamic properties and transport coefficients of an argon system with Lennard-Jones potential to reveal the propagation mechanism of a disturbance in the medium, to discuss the interface characteristics under saturated condiction.

本文用分子动力学方法模拟了系统的热力学参数和输运系数，并探讨了扰动在介质中的传播机理，最后分析和讨论了汽液界面中的相变现象。

The model can be applied to dynamics analysis and optimum design for congeneric equipments.

文中结果可用于此类设备的动力学性能分析及优化设计。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失