查询词典 mechanics

In the history of the physical development at the beginning of 20 century,some scientists,such as Hendrik Antoon Lorentz,Henri Poincaré,hand got some conclusions of special relativity before Albert Einstein's epoch-making paper——"the electromotion mechanics of moving objects" published.

1905年9月，在德国《物理学杂志》上，发表了一位当时正在瑞士伯尔尼专利局工作的默默无闻的青年技术员爱因斯坦(Albert Einstein，1879~1955)的划时代论文《论动体的电动力学》，宣告了狭义相对论的诞生。

Higher Mathematics,Linear Algebra, Engineering Mechanics and Computer Language are the precourse for this course.

该课程的先行课是高等数学、线性代数、工程力学、计算机语言。

There are certainly issues with the mechanics and the design is a bit ho-hum, but there's fun to be had in every aspect of AVP if you can conquer the learning curve.

麻烦的力学运动和设计会使你变得得烦燥，但从另一个观点去玩这游戏你会找到乐趣，站在这个观点前，你必先要征服曲线运动这门学问

The conclusion discovers that the content of SO3 in cement can attain 5% in cement fly-ash stabilized hoggin and explains the mechanics using the theory of improving the gelatinization and aperture structure.

认为在水泥粉煤灰稳定碎石材料中，不使材料结构破坏和性能变坏的最大SO3含量可以达到5%，并通过胶凝性以及孔结构的改善予以解释。

Because many practical problems could been changed to the boundary value problems for holomorphic function or singular integral equations in the mechanics, physics and the engineering technology.

因为力学、物理学、工程技术中的许多实际问题往往可化为这类问题或者化为奇异积分方程，而奇异积分方程又与解析函数的边值问题有着紧密的联系，所以研究这类问题有着重要的实际意义，从而吸引了很多科研工作者从事这方面的研究。

Secondly,the condition under which the Noether symmetry is a Lie symmetry is obtained.Finally,a generalization of Hojman theorem is given and two examples are given to illustrate the application of the result. analytical mechanics ; holonomic system ; symmetry ; conserved quantity

新近出现的形式不变性理论也取得进展[6～8]，文献[9]研究了完整力学系统由Lie对称性导致的Hojman守恒量，本文继文献[9]，研究完整力学系统由Noether对称性导致的Hojman守恒量。1 系统的Noether对称性与守恒量完整力学系统的运动微分方程为 Es=Qs (s=1，…，n)(1)其

College of Mechanics, Inner Mongolia University of Technology, Huhhot 010051, China

内蒙古工业大学机械学院，内蒙古呼和浩特 010051

The intelligent control technique is a highly complex and intercrossing advanced subject, which contains a great deal of knowledge of other subjects, such as mechanics, biology, humanics, computer science and engineering, cybernetics

智能控制技术是集机械学、生物学、人类学、计算机科学与工程、控制论与控制工程学、电子工程学、人工智能、社会学等多学科知识之大成，是一项综合性很强的、高度交叉的前沿学科。

This is a highly complex and intercrossing advanced subject, which contains a great deal of knowledge of other subjects, such as mechanics, biology, humanics, computer science and engineering, cybernetics and control engineering, electronic engineering, artificial intelligence, sociology and so on.

机电智能控制工程是集机械学、生物学、人类学、计算机科学与工程、控制论与控制工程学、电子工程学、人工智能、社会学等多学科知识之大成，是一项综合性很强的、高度交叉的前沿学科。

The theory of robotics is a highly intercrossing advanced subject, and robotics is a highly integrated new technology, which contains a great deal of knowledge of other subjects, such as mechanics, biology, humanics, computer scienceand engineering, cybernetics and control engineering, electronic engineering, artificial intelligence, sociology and so on.

机器人学是一门高度交叉的前沿学科，机器人技术是集力学、机械学、生物学、人类学、计算机科学与工程、控制论与控制工程学、电子工程学、人工智能、社会学等多学科知识之大成，是一项综合性很强的新技术。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐