结构函数

According to results of analysis, An approximate method calculating transfer function by site dynamic characteristics is presented.

研究了抗震规范中的为高层建筑结构作时程分析确定地震动的方法并指出不足，提出了用近似场地传递函数来确定地震动时程的实用方法。

The new method is based on combining perturbation method of eigen-problems with rational approximation of a vector-value function.

提出了一种新的结合特征灵敏度直接法和向量值函数有理逼近的结构动力重分析方法。

Methods The relationship of dynamic model′s input and output was analyzed and a basic structure of system identification model based on the principle of optimization in model reduction and the property of a function approximator to be composed of feed-forward networks was presented.

分析了控制系统动态模型的输入、输出关系，依据模型等效的最优化原理和神经网络任意逼近有限不连续函数的性质，提出神经网络辨识模型的基本结构。

The common assumptions on the time-delays of the system are not required; only one fuzzy approximator is needed for compensating all the unknown functions. Thus, the structure of the controller is simplified.

该方法取消了对系统时滞常做的假设，仅采用一个模糊逼近器便使所有的未知函数得到补偿，简化了控制器的结构。

This paper proposes an universal e-cash system based on partially blind signature which can be divided to small pieces of arbitrary number one time, so-called single-divisibility.

针对通用电子现金系统的难点在于其可分性，本文提出的方案以SK00系统为基础，实现其转移性(SK00公开问题)，并给商家颁发电子执照行使银行的部分职能，进而提出了一个显式可分(即一次性任意分割电子现金)的离线电子货币系统；同时利用以前的技术实现了一个采用树型结构的可分电子现金系统，并比较了这两个方案和以前方案的效率；二者安全性基于离散对数问题和强无碰撞Hash函数安全性；最后本文利用代理签名给出了一个新的部分盲签名方案。

By means of the principle of argument we have developed a general methodto study the properties of the characteristic equations of any substitutional sequences.

采用复变函数理论的幅角原理，我们引入了研究任意非周期结构特征根分布的普遍方法。

In this implementation all member functions should have atleast one argument of type struct A *.

在此实现所有成员函数应该有atleast类型的一个参数结构阿*。

By investigating the convexity, monotonicity and asymptotic behaviour of the optimal value function, it is shown that the optimal policy is of simple hedging point structure and featured by several hedging points.

通过研究最优值函数的凸性、单调性和渐近性，证明了最优策略具有简单的阈值结构且被几个阈值参数完全刻画。

With the help of comparison theorem, sufficient conditions which guarantee permanence of the system are obtained. For the almost periodic case, by constructing a suitable Liapunov function, we obtained that the system has a unique globally asymptotically stable positive almost periodic solution. Finally, we study a multispecies predator-prey system with stage structure and Holling II type functional response.

第二部分考虑具有阶段结构的非自治扩散捕食系统，利用比较定理得到该系统持久生存的充分条件，其后在概周期情形下通过构造合适的Liapunov函数得到了保证该系统存在唯一一个全局渐近稳定的概周期解的条件。

The microstructures of nanocrystallites are analyzed with atomic energy method, radius distribution function and common-neighbor analysis technique.

从原子能量、径向分布函数和局域晶序等角度对纳米晶体的结构进行分析。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷