采用CAD的几何约束、尺寸约束、尺寸方程和尺寸驱动技术，针对根据一些典型平面多自由度机构，构造出相应的模拟机构。
By using the geometric constraint, the dimension constraint, the dimension equation and the dimension driving techniques of CAD, the typical simulation mechanisms are created.
作者分析了误差和公差的不确定性，发现它们可用灰色不确定性描述，并应用区间灰数数学方程来作了尺寸链的求解。
Authors analyzed uncertainties of error and tolerance, found that it is feasible to describe it by gray uncertainty theory, and solved dimension chain through gray mathematics equation.
通过对颗粒的分布作出一个合理的对数正态分布假设，运用矩方法求解颗粒的通用动力学方程，来研究颗粒的尺寸分布情况。
To study the change of particle size distribution, a general dynamic equation is established based on the moment method and the assumption of a reasonable log-normal size distribution.
研究表明， SR K 方程经过适当的改进可以对这种溶质分子尺寸与溶剂分子尺寸差别很大的极端情形进行定量描述。
It shows that original SRK EOS can, with proper modification, describe quantitatively the extreme cases that molecular size difference between gas solutes and liquid solvents is remarkalbe.
针对该桥自身的特点，对拱肋矢跨比，轴线方程，截面的几何尺寸等主要技术参数做了探讨。
In connection with its self properties, we make an inquiry into the major parameters, such as ratio of height and span, equation of arch axis, geometry size of section and so on.
并由刚体平面运动方程，推导出混凝土护坡板的绝对稳定和准稳定条件关系式，以确定护坡板的尺寸。
The formulas are derived for the conditions of concrete blocks absolute-stability and quasi-stability according to the equations of stiff-body motion on plane.
采用“立方”孔型变形形式，结合简明的超越三角方程进行设计计算，以得到精确的孔型尺寸及高表面质量的焊管。
A precise pass-size and welded pipe with excellent surface quality can be get when the deformation way of cube-pass and design calculation with surpass trigonometric equation are used.
采用求解非线性方程组的方法设计孔型尺寸，避免了因轧件尺寸和孔型尺寸分别计算所造成的误差。
It keeps the method of calculation rolling pieces and pass design respective - ly from making error by using method of reducing non-linear equations.
在实验研究的基础上，推导了基于最佳切削温度守恒定律的刀具最大尺寸使用寿命方程并给出了相关参数。
On the basis of experiments and the conversation law of optimal cutting temperature, the equation of maxim dimension tool life is derived and the relation parameters of the equation are also given.
随着微电子封装焊点尺寸的微型化，微连接尺寸效应对焊点的本构方程产生不可忽视的影响。
With the downsizing of solder joints in microelectronic packaging, size effect in micro-joining plays an more important role in the constitutive equation of the solder joints.
根据工艺尺寸式原理，建立所有以设计尺寸及余量为封闭段的尺寸式，并生成方程矩阵。
Based on the principle of working dimension formula, the confining dimension formulae for each working dimension and margin are established, and formed into matrix equations.
通过计算套管中注流的能量分散强度，得出了套管中弥散微小气泡的最大尺寸，并采用伯努利方程分析了套管中注流的压力分布。
The maximum size of the bubbles was obtained through calculating the energy dissipation rate of liquid flow in the shroud.
将其引入直接或间接积分方程中，只要对板的外边界进行离散，就可计算有限尺寸裂纹板的弯曲问题。
When it is taken in integral equations, plate bending problems can be calculated only out boundary of the plate should be discretized.
研究了硼淬透性因子与硼的晶界平衡集聚规律、钢的成分、奥氏体化温度及晶粒尺寸的关系。建立了硼的晶界平衡集聚方程。
The relationship between the boron hardenability factor and the equilibrium segregation of boron to grain boundary, the composition of steel, the austenitizing temperature, grain size was studied.
考虑到掺质和尺寸效应，得到了金刚石烧结体系中拉普拉斯第二定律的一个普适性方程和相应的界面结合特征方程。
In consideration of the doping and dimension effects a universal equation of Laplace second law and the interface binding characteristic equation in the sintering system of diamond were obtained.
通过对刀具使用寿命特性的分析，在实验研究的基础上，推导了基于最佳切削温度守恒定律的刀具最大尺寸使用寿命方程。
On the basis of experiments and the conversation law of optimal cutting temperature, the equation of maxim dimension tool life is derived and the relation parameters of the equation are also given.
从结冰过程的基本方程出发，并要求在缩比相似准则中满足几何尺寸、流场、水滴运动及撞击特性、结冰过程的热力学特性等相似，推导出一种适合结冰试验的相似准则。
To achieve similarity in ice accretion, it is necessary for the scale test to simulate the geometry, the flow field, the drop trajectories, the total water catch and the heat transfer.
基于炭催化剂特性、原料气组成和重整转化反应器的尺寸参数，建立了重整反应器体系的物料平衡和热平衡方程；
Based on the properties of carbonaceous catalyst, composition of feed gas and the size parameters of reforming reactor, heat and material balance of reactor were established.
基于炭催化剂特性、原料气组成和重整转化反应器的尺寸参数，建立了重整反应器体系的物料平衡和热平衡方程；
Based on the properties of carbonaceous catalyst, composition of feed gas and the size parameters of reforming reactor, heat and material balance of reactor were established.
应用推荐