界面

The model of heat and mass transfer of a biological sample in cryopreservation was solved by perturbation and integral methods.

用摄动法和积分法求解了生物样品的传热传质模型，在模型简化时比较了积分解和精确解，探讨了低温保存中细胞的损伤机理，对冷却介质温度随时间线性变化时相变界面的移动作了实验研究，用自己设计和制作的实验台架和测试装置测量了相变界面的移动和温场的分布。

An self-adaptive multistep integration procedure in conjunction with local iteration and radial return is employed in numerical implementation of the bounding surface model .

详细分析边界面模型，采用自适应多步积分、局部迭代和射线回退相结合的积分方法，给出边界面本构关系的数值实现过程。

The results show that the bounding surfaces of study reservoir can be divided into six grades, lithofacies into eleven kinds and architectural elements into four kinds, among which the architectural element restricted by the fourth bounding surface is the most primary unit.

结果表明，目的储层可划分为6级层次界面、11种岩石相类型、4种建筑结构要素，其中4级界面限定的成因砂体为研究的基本单位。

Based on the plasto-elastic bounding surface model, the dynamic characters of typical clay and silt were studied through several types of laboratory dynamic tests. The parameters of dynamic bounding surface model were given upon the tests. By using a nonlinear procedure for response analysis of horizontally layered sites subjected to multi-directional earthquake loading, the response of acceleration, pore pressure and dynamic stress in Shanghai area under different earthquakes were studied.

在弹塑性边界面模型的基础上，通过试验，研究了上海地区典型粘土和砂性土的动力特性，取得了针对边界面模型的计算参数，并采用多向地震作用下的水平地层弹塑性动力反应分析程序对以深厚软土覆盖地层为特点的上海地区典型的土层断面，以苏南核电站为主的地震输入进行了场地反应分析，在加速度特性、孔压特性和动应力特性等方面取得了相应的结果。

A modefied egg function has been proposed and used in a bounding surface model. This model has potential value of applicaton since it reflects better actual situation of soil mass under loading. That is: when a stress point is still within the yield surface, the unrccovered plastic deformation would occur as stresses change, and using closed smooth function makes stress modification in the FEM much easier.

文中提出了一个改进蛋形函数，并采用这个函数建立了边界面模型，该模型由于机理上更好地反映了土体受荷时的实际情况，即当应力点在屈服面内时，随着应力状态的改变，仍然可以产生不可恢复的塑性变形，而在计算功能上由于使用了封闭光滑的边界面，不存在角点问题使有限元程序计算显得很方便，从这两个方面看，该模型具有潜在的应用价值。

The germination, expansion and reciprocity of the crack inside the material embody on the crystal bound of the material. So, in this study we can change the bourgeon and extend condition of the tiny crack inside the material by design and control the crystal interface structure effectively and provide new research approach for the design and manufacture of the machinability ceramic.

由于材料的破坏和加工都决定于材料内部微裂纹生成的难易程度和扩展程度，而材料内部裂纹的萌发、扩展和相互作用集中表现在材料的晶界和相界面上；因此，本研究通过有效的设计和控制界面结构，改变材料内部微裂纹的萌生和扩展条件，为可加工陶瓷的设计和制备提供新的研究途径。

The results showed that the low interface tension is contributed by the carboxylate surfactant,but the transient process is caused by the interface active agents produced from the reaction between base in water and organic acid in crude oil.

结果表明，低界面张力主要是石油羧酸盐活性剂的贡献，而动态LIFT过程是由水相中碱与原油中的有机酸反应生成的界面活性物质引起的。

The problem of a curved rigid line or crack crossing the interface of the circular inclusion are studied by the principal part analysis method of Cauchy type integral equation. The singular stress index at the intersection and the singular stress at the angular regions near the intersection are obtained. The singular stress coefficients of rigid line at intersection and the stress intensity factors of crack at intersection are defined by using the singular stress.

利用Cauchy型奇异积分方程的主部分析方法对曲线型刚性线和曲线裂纹和圆夹杂界面的相交问题进行了研究，得出刚性线以及裂纹和界面交点处的奇性应力指数以及交点处角形域内的奇性应力，并利用奇性应力分别定义了刚性线在交点处的应力奇异因子和裂纹在交点处的应力强度因子。

To describe the properties of the interphase,we presentthe generalized interlayer model,based on which the various crack problemsare reduced to correspondent Cauchy singular integral equations by virtue ofboundary conditions and dislocation density functions.

适应这一点，我们给出广义界面层模型以描述界面相物质的性质。

The propagation of interface cracks, the chemical reaction and element diffusion at the interface zone has been studied.

研究了此种新型覆层材料硬质覆层和钢基体之间界面裂纹扩展的情况以及在界面区域的化学反应和元素的扩散。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。