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conservation相关的网络例句

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与 conservation 相关的网络例句 [注:此内容来源于网络,仅供参考]

Starting from the conditions of law of conservation of energy and angular momentum,how to deal with simple disposal of several physical equations of the planetary motion by applying the elementary mathematical equations is proposed.

从角动量和能量守恒定律出发,建立行星椭圆运动的轨道方程,导出行星运动时的各个物理量表达式,从而给出了一种以初等数学为基础的处理行星运动的简洁方法。

Considering enough first integrals,such as conservation of energy and angular momentum,the system is integrable by Liouville's theorem.

利用能量积分,根据惠特克定理对系统的动力学方程进行降阶,并根据旋转数给出系统作周期或准周期运动的判别条件。

If a body is in the absence of any external torque, the angular momentum of the body is a constant. This is known as law of conservation of angular momentum.

如果物体所受的合外力矩等于零,或者不受外力矩的作用,物体的角动量保持不变,这个结论叫做角动量守恒定律。

Firstly, the development of the spherical robot is introduced and according to the knowledge of the research forepassed, the nonholonomy and the nonlinear controllability for a spherical robot based on the principle of angular momentum conservation are discussed with the differential geometric control theory.

首先介绍了球形机器人的发展状况,在了解前人研究领域的基础上,应用微分几何控制理论,对此角动量守恒的球形机器人的非完整性和非线性可控性进行了研究。

The law of conservation of angular momentum may be demonstrated with a gyroscope.

角动量守恒定律,可以用回转器来演示。

Based on the conservation principle of linear and angular momentum,the method derives the equations of the mass and mass center as well as inertia tensor of the new end-effector for the manipulator handling the unknown object.

1引言由于自由飞行空间机器人本体的质量随着载荷及燃料的消耗而发生变化,而目标的惯性参数往往是未知的,因此在运动控制时,必须进行参数辨识。

Vector nature of angular momentum, precession, conservation of vector angular momentum (its transfer between parts of a system), nutation.

角动量的矢量特性,进动,角动量守恒(它在系统内部之间的转移),章动。

The tangent space and normal space of the robot motion curve is constructed by using Newton-Euler orthogonal method, which satisfies the restrictions of linear and angular momentum conservation of free-floating space robot system. An analytical expression of joint actuation torque in the floating state is given by using this method.

根据空间机器人自由漂浮状态时系统动量守恒的特点,采用Newton-Euler正交方法构建了满足系统动量守恒约束条件的空间机器人运动曲线法空间与切空间基底,并以此基础得到了自由飘浮状态下的空间机器人关节力矩的显式表达式。

In the teaching of central field, we should pay attention to turning the relative motion of two - body into one dimentuonal radial motion by introducing two physical concepts of reduced mass and effective potential energy, and we should also pay attention that the area law is the geometrical description of the conservation of angular momentum in the central field.

在有心力场教学中,应着重强调指出:通过引入折合质量和有效势能这两个物理量,把二体相对运动问题转化为单体沿径向的一维运动问题;以及面积定律是质心在有心力场中角动量守恒的几何描述。

However, the Big Bang does not explain many things, including the uneven distribution of matter that results in "voids" and "clumps," or the retrograde motion that must violate the Law of Conservation of Angular Momentum.

然而,大爆炸并不能解释许多事实,包括物质分配不均,结果造成一些"虚空"和"实体";而且"逆行运动"必然违反角动量守恒定律。

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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

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。