给出一种基于平面二维数据云的直线拟合算法。
A straight line detection algorithm based on two dimensional datacloud was presented.
利用平面二维数值模型模拟河口最大浑浊带现象。
Phenomenon of estuarine turbidity maximum zone is modeled by 2-dimensional numerical model.
建立截流龙口附近的水流数学模型，多采用平面二维模型。
In establishing current mathematical model near the closure gap, two-dimensional model is usually adopted.
对于平面二维波浪传播的问题，则需要考虑波浪的折射、绕射。
For the two-dimensional horizontal wave propagation problem, refraction and diffraction of waves must be taken into account.
在此基础上建立了正交曲线贴体坐标系下的平面二维全沙数学模型。
A plane 2-d full load mathematical model is established under the body-fitted coordinate system based on staggered grid.
采用平面二维数学模型计算了温排水扩散深度为全水深和掺混层两种情况。
The diffusion effects of two types of diffusion depth of cooling water, such as the whole water depth and the mixing zone, are calculated by using a two-dimensional mathematical model.
第三部分对GIS与平面二维泥沙数学模型集成意义、问题和方法进行了分析。
In Part III, the significance, problem and methods of integrating plane 2-d sediment mathematical model with geographical information system (GIS) are discussed.
本文基于三角形网格划分，采用有限元法，建立了平面二维非恒定潮流数学模型。
Based on triangular grids and finite element method, a planar 2-d unsteady tidal flow mathematical model is established in the article.
该模型与平面二维水沙模型相比简化了计算，且其计算精度满足工程应用的要求。
Compared with the 2-d sediment model, the coupled model is a short-cut calculation, and the accuracy of its results can satisfy the demands of engineering application.
采用平面二维水流温度场数学模型，对池州电厂的温排水流场和温度场进行数值模拟。
The flow field and the temperature field of thermal discharge in Chizhou Power Plant is simulated by adopting the mathematical model for two-dimensional flow field and temperature field.
对溢洪道下游破碎基岩为主的非沙质河流冲刷进行了平面二维数值模拟计算方法的探讨。
In this paper, the plane two-dimension numerical simulation is used to study the scour in a river whose bed is mostly cracked bedrock at the lower reaches of a spillway.
运用新近的解析-数值势流理论方法，生成正交数值网格，用差分法计算出平面二维流场。
The recent potential flow theory and finite-difference method are applied to generate orthogonal numerical grids and to compute two-D plane flow fields.
运用改进的分蓄洪区平面二维水流数学模型计算了湖北省白谭湖分蓄洪区洪水演进的情况。
The flood routing in the flood diversion area of Baitan Lake, in Hubei Province, is calculated by the developed plane 2-d water mathematical model for flood diversion area.
针对水库库区漂浮物的运动特点，建立了基于平面二维水流数学模型分析漂浮物堆积形态的方法。
A new analysis method is developed for the floating-debris' accumulation form in the reservoir based on a two-dimensional flow model according to the kinematic characteristics of the floating-debris.
本文根据山区河流的特点，对传统的二维模型进行改进，建立了山区河流平面二维推移质数学模型。
Inthis paper, based on the characteristic of rivers of mountain area, two-dimensionalflow and sediment numerical model for river of mountain area is established.
采用平面二维水流泥沙数学模型计算了赣江大堤南昌段堤线改线对河段水流运动及河床冲淤的影响。
By using a 2-d sediment mathematical model, influences of riverside relocation of Nanchang reach of Ganjiang river on flow, scouring and silting were computed.
采用平面二维数值模拟方法，对溢洪道下游河床以破碎基岩为主的河流冲刷进行了模拟计算方法的探讨。
The plane two-dimension numerical simulation is used to study the simulation and calculation of the scour in a river whose bed is mostly cracked bedrock at the lower reaches of a spillway.
如果爱因斯坦的时间轴与我们周围的平面二维空间的一个空间维度的恰好慢慢消失的话，会产生什么现象呢？
What would happen if the coincidence of Einstein's time progress axis with one spatial dimension of these flat 2-D-spaces around us would get slowly lost?
不仅如此，本文还采用精细网格下的平面二维模型对长江口流场进行模拟，获得与实际流动较为一致的结果。
The 2-d model with a fine grid is applied to the field of flow in the Changjiang Estuary and the results are well in agreement with the measured flow.
采用平面二维水流泥沙数学模型进行堤线改线影响计算，模型考虑了悬移质及推移质泥沙运动、桥渡及料场的阻力变化。
The2-D flow and sediment mathematical model is used to compute the effect of the engineering of riverside embankment change.
采用平面二维水流、温度场和水质数学模型对流场、温度场和浓度场进行了数值模拟，并对电厂温排水的热影响和水质影响进行预测。
The temperature field and the contamination concentration field were Simulated. Using 2-D numerical simulation model, The effect of thermal discharge on hydrobiont water quality were predicted.
然而传统的人类细胞培养与研究是在不透水的二维平面上进行的。
Yet the methods of culturing and studying human cells have traditionally been carried out in two dimensions on flat impermeable surfaces.
曾经被限制在平面、规定形状中的硅芯片也将突二维空间。
Silicon chips, once confined to flat, rigid shapes, will break out of the planar mold.
这个头像可以是网络游戏或者虚拟世界里三维立体的图像，也可以是网络论坛或社区里常用的二维平面图像。
It may take either a three-dimensional form, as in games or virtual worlds, or a two-dimensional form as an icon in Internet forums and other online communities.
结果是让人吃惊的，因为在我们周围得到的是平面的、交叠的二维空间，几乎难以观察，因为它们只有两个空间维度。
The result is as astonishing as it is exciting, because what we get are flat, overlapping 2-D-spaces around us, utmost difficult to detect, since they have only two spatial dimensions.
但是我们大家仍然认为我们自己是限制于地球表面的毛虫，保留在二维平面中，错过在属灵维度的活力生活。
But many of us still think of ourselves as earthly bound caterpillar, keeping ourselves in the two dimensional plane, missing out the dynamic life in the spiritual dimension.
平面在点几何中是二维的。
该文论及的平面雕刻数控编程系统是在现有的二维设计支撑软件的基础上完成的。
Completion of the NC programming system for plane engraving mentioned in this paper is based on the supporting software for two - dimensional design.
该文论及的平面雕刻数控编程系统是在现有的二维设计支撑软件的基础上完成的。
Completion of the NC programming system for plane engraving mentioned in this paper is based on the supporting software for two - dimensional design.
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