查询词典 transformation of air mass

They include:collinearity--an invariance under the projective transformation group;Parallelisminvariance under the affine transformation group;the direction of angles--aninvariance under the rotation transformation group.

这些几何不变性质包括共线性——在射影变换群下的不变性；平行性——在仿射变换群下的不变性；角的方向——在欧氏平移变换群下的不变性。

Thismethod adopted affine transformation model and a Lie derivative-based analytical algorithm.We introduced the process and characters in extracting information of biological visionsystem, studied the feasibility of the generalized Gabor function used as receptive fieldfunction in extracting information and analyzed affine transformation group and Liederivatives. Finally, we deduced the mathematical denotation for Lie derivatives, i.e. theinfinitesimal generator of the geometric distortion in affine transformation.

对生物视觉信息提取的过程及特点进行了介绍，其中主要研究了广义Gabor函数作为感受野函数提取初级视觉信息的可行性；对仿射变换作为外界图像信息在视觉成像系统上的投影模型的原理进行了初步讨论；对Lie变换群微分算子用于提取仿射变换不变量的分析方法作了剖析，并推导了该方法中关键部分——仿射变换Lie微分算子的具体表达式，也就是几何变形无限小微分算子的计算表达式，使下一步编程实现该方法成为可能。

The system can be used alone or be integrated into other GIS systems to enhance their map projection function. map projection ; map projective transformation ; analytical ordinal transformation ; analytical athwart transformation

在GIS应用系统中往往需要管理多种不同地图的地理数据，这些不同投影的数据在进行地理空间分析或信息复合时需要坐标同化，需要将不同投影的坐标统一到同一个坐标空间中，随着G

The company has invested more than 6,000 million for dust transformation after transformation, ESP collection efficiency from 98% to 99.7% and reduce soot emissions by 3,000 tons / year;# 8,# 9 boiler flue gas desulphurization as a technical transformation project circular economy demonstration projects; invest in million-odd on-line monitoring system installed in flue gas to form an improved real-time closed-loop management.

该公司已投资改造后，粉尘改造6000多万美元，从3000吨ESP收集效率98％至99.7％，减少烟尘排放量/年；＃8，＃9锅炉烟气脱硫技术改造作为循环经济示范项目项目；百万元投资多在线监测系统安装烟气形成一个完善的实时闭环管理。

With the views of the actual situations of industry of province, this article studies the theory of economy transformation on local coal resources, analyzes and compares some successful methods of the transformation in coal industry , And at first by means of the mathematics model, researches the development of economy transformation of Shanxi cities with coal resources and its major measures.

本文结合山西省的实际情况，通过对区域煤炭经济转型的理论研究，分析比较世界煤炭产业转型较为成功地区的一些具体做法，并通过简单的经济数学优化模型，初步探讨出山西煤炭资源型城市经济转型的发展方向和应采取的主要保障措施。

The cell to cell contact could facilitate the transformation. It was found that the B. subtilis strain, cultured not only in MM medium, but also in LB medium, could be transformed by cell released or chemically extracted DNA by the method of agar plate transformation, although the LB medium was previously believed not to support this process in traditional transformation protocol.

结果表明，该菌在这两种培养基中培养时均可在对数生长期向培养液中主动分泌有生物活性的DNA，且细胞间接触有利於转化过程的进行，暗示在本实验条件下DNA供体细胞可能具有某种主动功能。

This thesis has construed the functions of sights in the programming process of historical cities and its trend of development in the future through the analysis of the various changes in the evolutional process of the cities: the transformation from the unconscious sight construction to the intentional planning which embodies the character of the ruling class, the transformation from the demolishment and renewal of the sights during dynastic changes to the maintenance of its old features, and the transformation from the radial pattern to the reasonable division of regions.

全文通过从城市的演变过程中伴随的无意识的景观建设到有意识的体现统治阶级性质的布局设计；从改朝换代中的毁坏又更新到当今为了保持原有风貌及体现历史名城的特色所作的维护工作；从集中一点放射状规划城市布局到合理划分不同性质区域的各种变化来分析景观在历史名城规划进程中的作用及未来的发展趋势。

We present the fundamental theories of Noether symmetries and conserved quantities of mechanco-electrical dynamical systems, including variation principle of the system, Noether symmetry transformation, Noether quasi-symmetry transformation, generalized Noether quasi-symmetry transformation, Killing equations, Noether theorem, the form of conserved quantity. And then the basic theory of Lie symmetry is advanced, including the determining equation, structure equation and the form of conserved quantity.

给出机电动力系统的Noether对称性和守恒量基本理论，包括系统的变分原理、Noether对称性变换、Noether准对称性变换、广义Noether准对称性变换、Killing方程、Noether定理和守恒量的形式；给出机电动力系统Lie对称性的基本理论，包括确定方程、结构方程以及守恒量的形式。

During the latest fifteen years a great progress has been achieved on transgenic research of the main crops including soybean, maize, rice, and wheat. Almost all the transformation techniques have been successfully used in these main crops. Especially for the Agrobacterium mediated transformation, not only successes it in soybean, a recalcitrant dicot plant to transformation, but also in rice, maize and wheat of monocot plants.

近15年来，大豆、水稻、玉米、小麦等主要农作物转基因研究取得了较大进展，几乎各种遗传转化方法在这些作物上都取得了成功，尤其是农杆菌介导法，不仅在难转化的双子叶作物大豆上取得了成功，而且在单子叶作物水稻、玉米、小麦上先后取得了突破。

The accelerated algorithm of volume rendering based on textures mapping and the wavelet-based multiresolution volume rendering in network are performed by using OpenGL 3D visualization technique. From the point of view of computer graphics, 3D visualization mechanism of volume rendering based on OpenGL textures mapping is studied, including modelview transformation, projection transformation, perspective division, viewport transformation and the ways to embed textures mapping and blending in above four transformations.

利用OpenGL三维可视化技术实现了本文所提出的基于纹理映射的体绘制加速算法和网络环境下基于小波的体数据的多分辨率体绘制，并从计算机图形学的角度，研究了基于OpenGL纹理映射技术的体绘制的三维可视化流程，包括OpenGL的模视变换、投影变换、透视除法、视区变换，以及纹理的定义、映射与融合等步骤在上述四个变换中的嵌入方法。

But this is impossible, as long as it is engaging in a market economy, there are risks in any operation.

但是，这是不可能的，只要是搞市场经济，是有风险的任何行动。

We're on the same wavelength.

我们是同道中人。