离散的

This discretization scheme replaced the gradient magnitude with the absolute value of the difference and omitted an item of the original model. The smoothing velocity and effect are affected by these simplifications according to the analyses of this paper.

这个离散格式用差商代替梯度，并略去了原模型的一项，本文通过理论分析发现这些简化影响了平滑的速度和效果。

As an application, a stability criterion for the absolute stability in the MIMO case is given.

得到了离散时变系统MIMO情况下的绝对稳定性问题的一个判据。

The algorithm of DWT based on lifting scheme is analyzed.

对JPEG2000标准中的离散小波变换算法进行了一些讨论。

This algorithm is based on DWT method.

基于离散小波变换方法，提出了一种可用于计算三维数值模拟样本面密度的平滑算法。

This article proposed a blind digital audio watermarking algorithm based on the DWT.

提出了一种基于离散小波变换的数字音频水印盲检测算法。

Then a posteriori robust Kalman filter is proposed, which can guarantee a variance bound of the filtering error.

该算法为一离散验后滤波算法，它能保证区间系统的滤波误差有界。

It is a kind of effective analysis method in time domain. The finite element model of rotor system is established using Timoshenko beam model.

本文采用Timoshenko梁—轴模型，对转轴进行有限元离散化，建立转子系统的非线性力学模型。

The element-free Galerkin method was used for discretization of degree of freedom in space, the refinement integration method for time-domain integration, the modified variation principle to meet boundary conditions, the least-squares method for interpolating, and the Romberg algorithm for numerical integration.

该方法利用无网格方法进行空间自由度的离散，采用精细积分方法对时域积分，采用修正变分原理满足边界条件、最小二乘法进行插值，龙贝格算法进行数值积分。

Considering lower-order modes and fifth-order Taylor series expanded on the electrostatic force, the static pull-in position and voltage in closed forms are obtained; furthermore, the dynamic pull-in voltage are also found based on the analysis on the P.D.

应用Galerkin method 在偏微分方程式使之成为离散之系统，并利用低阶mode与Taylor五阶展开近似静电力去解之，进而可获得静态崩溃电压的位置和封闭式方程式。

The Laplace modified method is used in time step and the backward Euler scheme and Crank- Nicolson scheme are developed. By applying the collocation method for the nonlinear term, the computation time is greatly saved.

采用Laplace修正的方法对时间层进行离散，建立了向后Euler和Crank-Nicolsoa两种格式；对于非线性项采用配点法，这样可以节约计算量。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。