非稳态的

Plane strain, mode I quasi-static steady state crack growth is investigated utilizing the finite element method. It is once again established that TNT plasticity can significantly increase the stress level near the crack tip. The crack tip stress singularity is higher than or equal to the square-root singularity of elastic K field and is also independent of the plastic hardening exponent.

采用有限元方法研究了平面应变Ⅰ型准静态的稳态裂纹扩展，再次证实TNT非局部理论能够显著提高裂纹尖端附近的应力水平；裂尖应力场的奇异性超过或等于弹性K场平方根奇异性，而且与塑性硬化指数无关。

We also provide a theoretical method to estimate the coefficients of the interfacial energy and the inhomogeneity energy.

稳态情况的分析验证了实验中观察到的应力跳跃与多界面微结构，并给出了估计应变梯度界面能和位移非均匀能项系数的理论方法。

Among them, metallo-organic complex with electrical bistable states is a potential material for a new kind of electrical storage with all the merits of a storage as mentioned above.

其中金属有机络合物电双稳态材料具有可制成同时兼有高密度、大容量、快速可读可写、非挥发和功耗与存储容量无关的优点的存储器的潜力。

The working principle and the functions of the monostability multivibrator composed of 555 timer are introduced in the paper,and the time switches are designed.

介绍了用555定时器构成的单稳态触发器的工作原理，对其功能作了进一步探讨，在此基础上设计了一种具有实用价值的定时-非定时两用开关。

After analysing the flight, cooling and undercooled solidification of multistage atomized droplets, this paper adopts Newtonial cooling, highly undercooled heterogeneous nucleation and steadystate continuous growth model to calculate and simulate numerically the thermal history of droplets and effect of main atomization process parameters during multistage atomization. The results indicated that large undercooling occur mainly during later stage of multistage atomization while recalescence and rapid quenching occur mainly during forced cooling stage.

在分析多级雾化过程雾化微滴的飞行冷却和过冷凝固特点及规律的基础上，本文采用了牛顿冷却、大过冷非均匀形核及稳态连续生长模型，对纯铝多级雾化过程中微滴热历史以及主要雾化工艺参数对其的影响作用进行了数值分析和计算，结果表明：大过冷主要是在多级雾化后期形成的，再辉和急冷则主要发生在强制冷却阶段。

The dissertation studies the phenomena and characteristics of self-excitation, deduces those phenomena belong to nonlinear non-conservative autonomous steady-state periodic movement.

本文分析研究了轧机主传动系统自激振动的现象和特点，得出轧机主传动系统的自激振动现象属于非线性非保守自治系统的稳态周期运动。

According to hypothesis of intake average stationary flow, using experimental data on engine test stand, a hierarchical model is built up to use for steady-status air fuel ratio feed-forward control. Three-dimensional original control maps are produced by the model, and data generation problem of non-experiment operation condition points is solved.

4基于进气平均稳定流动的假设，利用发动机台架实验数据，建立了用于稳态空燃比前馈控制的递阶模型，并通过该模型生成三维初始控制脉谱图，解决了非实验工况点的数据产生问题。

Both statistical-mechanical and thermodynamical entropies of the nonextreme sta-tionary axisymmetric black holes in four-dimensional spacetime are investigated by"Brickwall"model,Euclidean path integral method and conformal field theory at Killing horizon,respectively.

本文分别用砖墙模型、Euclidean路径积分和Killing视界上的共形场论方法研究了四维非极端稳态轴对称黑洞的热力学熵和统计力学熵。

The flow field of a waterjet propulsion system,which is meshed by structural and unstructural grids,was calculated numerically with the steady state multiple frame of reference method.

采用结构化网格与非结构化网格相结合的方式划分了喷水推进系统的流场区域，采用稳态多参考系方法进行了数值计算。

Rectangular and unstructured hybrid grids, re-normalization group k-ε turbulence model and discrete ordinates radiation model were adopt for the steady-state numerical calculation of air velocity filed and temperature filed, and obtained the distribution of air flow velocity and temperature in the passenger compartment.

采用矩形与非结构混合网格、RNGκ-ε两方程湍流模型、DO辐射模型对车室内的空气速度场及温度场进行了稳态数值模拟计算，获得了车室内空气流速及温度的分布情况。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。