有限维的

In this paper, we use this numerical method and adopt operator splitting method to simulate the conduction model of action potential in two-dimensional cardiac ventricle tissue,the conduction model of the action potential in two-dimensional cardiac ventricle tissue is denoted by one reaction-diffusion equation with a series of ODE describing ionic channels of cell, at the same time,we adopt the compact alternate direct implicit difference method to simulate that model,compar-ing these value results,get some conlusions.

本文中，我们利用摄动有限差分方法和算子分裂思想去模拟二维心室肌中动作电位的传导模型，该模型由一个描述细胞离子通道的常微分方程组和一个反应扩散方程组成。

The three-dimensional calculation model by means of finite difference analysis software based on the weathered rock slope of Liu-Wu highway at K45+950 was used to analysis the stability of the high slope during the course of excavation, and the result of the support plane and the optimized protection plan were evaluated.

根据六武高速公路K45＋950段风化岩质边坡的实际情况，通过有限差分软件建立三维计算模型，分析研究段高边坡开挖过程中的稳定性，并对支护方案进行评价，优化加固方案。

Briefly speaking, a space curve is called affinely infinite if it is intersected by every plane in the 3D real projective space; otherwise, it is called affinely finite.

简单地说，在三维实射影空间，如果一条空间曲线与射影空间中任意一个平面都相交，那么称这条曲线是仿射无限的；反之是仿射有限的。

The heat transfer in ladle wall is described with non-steady differential difference equations under one-dimension cylindrical coordinates and rectangular coordinates.

其中包壁的传热分别采用圆柱坐标和直角坐标下的一维非稳态导热微分方程及其初始条件和第三类边界条件来描述，用有限差分法求解。

The inlet internal flow structure was well visu-alized by the schlieren photographs and pressure data.

采用纹影方法，结合压力测量对进气道内流结构进行诊断，同时用Yee的TVD有限差分格式通过求解二维N─S方程对相应实验状态下的进气道内流场进行了数值模拟。

We use Browian dynamics to study the elasticity of a semiflexible biopolymer with spontaneous curvature under a uniaxial force at finite temperature.

我们利用布朗动力学研究了在有限温度下具有自发曲率的二维半柔软生物高分子的力学性质。

We calculate the transmission probability and thermal conductance in a double-bend quantum structure with finite thickness (3D) and compare with 2D geometries.

研究了有限厚度下双弯曲量子结构中声子的透射系数和热导性质，并与二维结构的结果进行了对比。

Grooves play an important role in the transmission efficiency of the metallic grating.

利用时域有限差分算法模拟了二维金属光栅的电磁场，分析了金属光栅透射率随波长的变化。

The high mobility of the viking has also led to its expanding beyond the limitations of ground support.

维京的高机动性也扩展了其有限的地面支援能力。

In Chapter9,the dissipativity of one-leg methods is considered.

第九章讨论单支方法的散逸性，给出了单支方法有限维和无穷维散逸的充要条件分别是A-稳定和强A-稳定。

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。