查询词典 shortest path problem

The new battle path "is higher, is quicker, is stronger" the Olympics spirit and Guangzhou person spirit unifies perfectly, leans "auspiciously the sentiment deduction, the green, the civilization""Asian Olympic Games" the new subject; Leans new path which under the sentiment deduction scientific development concept instruction Guangzhou develops!

新的征途把"更高、更快、更强"的奥林匹克精神与广州人精神完美结合，倾情演绎"祥和、绿色、文明"的"亚运"新主题；倾情演绎科学发展观指导下广州发展的新轨迹！

If we could actually see the path described by a particle, such as a sand grain in the rock, it would be more like that of a bluebottle path described by a particle, such as a sand grain in the rock, it would be more like that of a bluebottle buzzing round the room; it would be up and down, to and fro and from side to side.

假如我们真能看到诸如岩石中一个沙粒子的运动轨迹，那就像一只嗡嗡叫的绿头苍蝇在屋内飞行的轨迹，呈现出上上下下、来来回回、左左右右3种性质的运动。

If we could actually see the path described by a particle, such NEW CONCEPT ENGLISH-BOOK FOUR as a sand grain in the rock, it would be more like that of a bluebottle path described by a particle, such as a sand grain in the rock, it would be more like that of a bluebottle buzzing round the room; it would be up and down, to and fro and from side to side.

已经设计出了一些仪器，它按照一定的安放方式就可测绘出这三种运动的曲线图。

A cinder - path winds along by the side of the pool. It is off the beaten track and few pass this way even by day, so at night it is still more quiet. Trees grow thick and bosky all around the pool, with willows and other trees I cannot name by the path. On nights when there is no moon the track is almost terrifyingly dark, but tonight it was quite clear, though the moonlight was pale.

沿着荷塘，是一条曲折的小煤屑路这是一条幽僻的路；白天也少人走，夜晚更加寂寞荷塘四面，长着许多树，蓊蓊郁郁的路的一旁，是些杨柳，和一些不知道名字的树没有月光的晚上，这路上阴森森的，有些怕人今晚却很好，虽然月光也还是淡淡的

Using a triangle classification program as an example, under the guidance of branch distance based fitness function, performance of generating path-oriented test data between these two algorithms are compared. Experimental results show that PPGA based approach can generate path-oriented test data more effectively and efficiently than SGA based approach does.

采用基于分支距离的适应度函数，以三角形分类程序为例比较了二者在生成路径测试数据时的性能差异，实验结果表明伪并行遗传算法较之基本遗传算法具有明显优势。

In this thesis, sound wave path equation is derived from Fermat's theorem and the calculus of variations, and then the temperature field is reconstructed by the combination least-square method and the modified sound wave path.

本文通过求解由费马定理和变积分原理确定的声波路径方程，结合最小二乘法实现了声波路径的修正。

On this condition, the author analyzed the robot"s operating task and the robot"s motion path, and used cubic spline method for continuous path motion trajectories planning of surgical robot in Cartesian space.

在此基础上分析了机器人的作业任务和运动路径，采用在笛卡尔坐标中的三次样条法对机器人运动路径进行了轨迹规划，得出了无框架立体定向手术机器人专用轨迹规划器。

We saw no path upon the sea, nor sign of the shore. And yet day by day we were marking our path upon the chart as exactly as if there had followed us a great chalk line upon the sea.

我们在海面上看不见什么途径，也看不见什么海岸，我们却能一天过一天在航海图上划着标号。

Bring forward new method based on clockwise trend to search next path of outline and method based on counter-clockwise tread to search next path of closed graph after analyzing existing algorithmic. New algorithmic improves on graphic generating efficiency and intelligence of system.

在分析已有算法的基础上，提出基于顺时针行走方向搜索外轮廓下一条路径和基于逆时针行走方向搜索封闭图形下一条路径的算法，改进了以往算法的不足，提高了图形的生成效率和系统的智能化程度。

The paper provides a method,which can automatically search next path of outline based on clockwise tread and search next path of closed graph based on counter－clockwise tread.The method improves the ancient method and increases graph making efficiency and intelligentize of CAD system.

该文提出基于顺时针行走方向搜索外轮廓下一条路径和基于逆时针行走方向搜索封闭图形下一条路径的原理和算法，改进了以往算法的不足，对提高CAD系统的图形生成效率以及系统的智能化程度等方面有着重要的意义。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。