不连续

In a'variable structure system', the control law is a discontinuous function of the state variables when the trajectory crosses a prescribed hypersurface in the state space.

在一个变结构系统中，控制律是当状态轨迹经过规定的超平面时状态变量的不连续函数。

Furthermore, we discussed the chaotic quasi-attractors in a simplified model and found that this chaotic set is the end-results of the image set of the discontinuous border of the system function.

另外，我们讨论了一个简化模型中的混沌类吸引子，发现这个混沌集就是映象函数不连续边界映象集的归宿。

The new threshold function overcomes the shortcomings of the hard threshold with discontinuous function and solves the problem of the permanent bias in soft threshold function,and it is more flexible than the soft threshold and hard threshold function.

新阈值函数克服了传统硬阈值函数不连续的缺点，解决了软阈值函数中存在的恒定偏差，并且具有软硬阈值函数不可比拟的灵活性。

In a kind of quasi dissipative systems the disappearance of some elliptic periodic orbits and the elliptic islands around them via a collision with the discontinuous border of the system function can be observed.

在一种类耗散系统中观察到了椭圆周期轨道及其周围的椭圆岛与映象不连续边界碰撞而消失的现象。

Based on much resolutional analysis wavelet threshold de-noising method ,an improved threshold function is proposed. it overcomes the shortcomings of the hard threshold with discontinuous function ang solves the problem of the permanent bias in soft threshold function,and it is more elastic than the soft threshold and hard threshold function.

在多分辨分析小波阈值去噪的基础上，采用了一种改进的阈值函数，克服了硬阈值函数不连续的缺点，解决了软阈值函数中存在的恒定偏差，并且具有软硬阈值函数不可比拟的灵活性。

The kernel is adding a discontinuous function for the standard approximation to account for the crack. A feasible technique is adopted for dealing with multiple cracks and intersecting cracks.

本文研究扩展有限元方法，通过改进标准有限元的单元逼近函数，使之能够表达单元内的几何不连续，从而实现切割和断裂的模拟。

In the case of time discrete model obtained by traditional scheme, for the discontinuous switch, the cost function become piecewise due to the discretized error.

在离散情况下，对不连续"开关"，离散使代价函数出现有限个间断点。

The basic theory of extended finite element method are expounded particularly, and given a class of enrichment displacement functions---the exponent discontinuous function which is presented to simulate the discontinuous character resulted from discontinuity such as crack.

本文详细阐述了扩展有限元法的基本原理，提出一类附加位移形函数-指数型间断函数来描述由裂纹所导致的位移不连续规律。

Discontinuous geographic variation is often set aside as a special case.

不连续地理变异，人们往往作为一种特殊情况把它分开。

It has two characteristics:① the preclude phase\|locking staircase to type V intermittency before entering chaos includes the traditional\|like and multiple\|like devil′s staircase structures;② the chaotic attractor appearing after the staircase always is the end\|results of the image set of the discontinuous borderline.

这类系统中的 V型阵发有两个特点：1系统进入混沌之前展示的 V型阵发前奏锁相阶梯同时包含类似传统魔梯和多重魔梯的结构；2锁相阶梯之后出现的混沌吸引子总是不连续边界象集的归宿

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。