A surface having parabolic sections parallel to a single coordinate axis and elliptic sections perpendicular to that axis. 抛物面一种有与单坐标轴平行的抛物截面和与该轴垂直的椭圆截面的平面。
The coordinate axis of moral education stretches along both the traditional inheritance and the modern innovation. 德育坐标沿传统回归与现代创新的双向延伸;
Kane s equations of variable moment of inertia nonholonomic rotationals relativistic systems in terms of quasi-coordinates; The unified formula results from the revolution and translational movement of the coordinate axis. 变转动惯量非完整转动相对论系统在准坐标下的Kane方程利用坐标轴的旋转和平移,导出了组合机床主轴箱多种传动形式下传动轴坐标计算的统一公式。
Changing the form of coordinate axis could observably improve the quality of fingerprint, such as logarithmic coordinate axis or axis break. 适当地调整图谱的坐标形式,如采用对数坐标形式或采用两段不同的单位坐标值形式等,可显著改善指纹图谱的质量。
This paper extends the particular conclusions on the symmetry of the space figures in terms of the coordinate zero dot, coordinate plane and coordinate axis in Analytic Geomtry. 推广了现行空间解析几何教材中空间图形关于“坐标原点,坐标平面,坐标轴”的对称性定理。
The rotation formula of coordinate axis is used to be it's convenient and useful for process calculation. 利用坐标轴旋转公式,对其工艺计算方便适用。
For foreign language learners, the phonetic coordinate axis of ones mother tongue, especially the pronunciation and intonation of their local language, plays a leading role. 对于外语学习者来说,母语的语音坐标尤其是他们方言的语音语调对他们学习外语起着导向作用。
The nine elements of the matrix are products of cosines of angles between the direction of a streamline at a point and the coordinate axis. 这矩阵的9个元素系一点的流线方向和座标轴之间夹角余弦的乘积。
The results show that coordinate axis rotation retains the original shape of chromosome image which is better than that of chromosome rotation. 分析结果表明,坐标轴旋转比染色体旋转更能保存染色体图像的原貌。
The Improved judgment matrix analytical method was used to calculate the attribute values of the objects, which was projected to the unit coordinate axis to be standardized. 利用改进的判断矩阵分析法计算对象的属性值,并向单位坐标轴投影进行标准化。
Third, this dissertation constructs a coordinate axis, with the three factors of public opinion ( the subject, the object and the course) its X-axis and the forms of traditional media public opinion its Y-axis. 再次,本文从宏观上构建了一个坐标系,以舆论三要素(主体、客体及过程)为横坐标,以传统大众媒体的舆论形态为纵坐标。
The measured object of the three degree-of-freedom measurement mechanism is moving along X, Y, Z three coordinate axis. That is only to trace and measure the position of the motion part. 三自由度测量臂的测量对象为沿X、Y、Z三个坐标轴的平动,即仅对运动部件进行位置跟踪与测量。
In order to control the measuring error, the clamping and locating devices are developed, by which the collimation between measured part axis and coordinate axis of CMM can be improved. 为控制测量误差,研制了可提高被测零件轴线与测量机坐标轴线平行性的装夹定位装置。
In R~ 3, we can fix the first coordinate axis, and rotate the other two coordinate axes. 在R~3中,我们可以固定Frenet标架第一个坐标轴,旋转另外两个坐标轴。
Theory of earth pressure against rigid retaining walls considering translational movement effect The unified formula results from the revolution and translational movement of the coordinate axis. 考虑平动位移效应的刚性挡土墙土压力理论利用坐标轴的旋转和平移,导出了组合机床主轴箱多种传动形式下传动轴坐标计算的统一公式。
In the single image, parallel lines are divided into three groups, which parallel X, Y and Z coordinate axis respectively. Then the vanished points can be computed using the adjustment condition based on collinear three points. 在单幅影像中,首先将平行线分成分别平行于X、Y、Z坐标轴线的三组平行线,然后利用间接平差,求得它们的灭点X∞、Y∞、Z∞;
This paper covers the set up of the space coordinate axis of the ring fork U joint, and through the analysis of the additional moment in the ring fork U joint it presents how the value of the additional moment is obtained. 本文用空间解析几何法建立了环叉式万向节的空间坐标系,并对环叉式万向节的附加力矩进行分析,得出了附加力矩的数学表达式。
By analyzing these data, it indicates that strain-rate can enhance the flow stress, while temperature will lower flow stress, and after remained in a steady state, each stress& strain curve will be parallel to the strain coordinate axis. 数据分析表明,应变率对流动应力具有强化作用,温度对流动应力具有弱化作用,稳态变形后,各应力&应变曲线都变为一条趋于与应变坐标轴平行的直线。
In addition, both the effect of various location of hole along the coordinate axis and around the edge of the original holes on the Stress concentration factor were studied. The result presents a theoretical basis for designing opening hole location of blast furnace reasonably. 此外,孔沿座标轴及沿原孔边缘位置变化对应力集中系数的影响被详细研究,从而为合理设计炉壳开孔提供了理论依据。
Considering dynamic characteristic of drive-motor, the paper sets robot orientation as the positive direction of one coordinate axis, proposes the kinematic and dynamic modeling of three wheel omni-directional mobile robot; 在考虑了驱动电机动态特性的基础上,以机器人的朝向为坐标轴正方向建立坐标系,分析三轮全向移动机器人运动学模型和动力学模型;
With the Various mass System of motion along the given geometrical locus, the paper discusses the related Problems of some documents according to the core motion equation of the various mass system as the nature coordinate axis of the locus. 本文给出沿一固定几何轨迹运动的变质量系统,在以其轨迹为自然坐标轴时它的变质量系统的自心运动方程,讨论了某些文献上的有关问题。
The differential admittance loop was simulated and synthesized automatically by using Δ Y as coordinate axis X and dy/ dt as coordinate axis Y. 以ΔY为X轴坐标,dy/dt为Y轴坐标,自动拟合成脑导纳微分环。
The longitudinal coordinate-axis Y ( method coordinate axis) is the sum of "method points". 纵坐标Y轴(方法坐标轴)是方法点的集合。
This paper describes the transformation of different coordinate systems by the rotation of coordinate axis combined with the model railway of Shanghai city magnetic suspension train. 结合上海市磁悬浮快速列车示范运营线工程的实际,通过坐标轴的旋转论述不同坐标系间的转换问题。
In this paper we study the applications of linear transformation and quadratic form in elementary mathematics, especially in turning general quadratic curve equation into standard form by rotation of coordinate axis ( i. e. coordinate transformation). 研究线性变换和二次型在初等数学中的应用,尤其在通过坐标轴的旋转(即坐标变换)化一般二次曲线方程为标准方程等方面的应用。
Multiple n behaviour was observed in the hardening curve when used double logarithmic coordinate axis. 研究表明,在双对数坐标上硬化曲线呈现多n行为。
By properly setting the coordinate axis, the discrete data of a symmetric coupler curve is made to satisfy the conjugate symmetry. 通过合理地选择坐标轴,使对称连杆曲线的离散数据满足共轭对称性。
It elaborates that how to choose and establish the coordinate of the coordinate axis which is the base of the convex hull generation, the realization process of the digital signature improving scheme which based on the convex hull generating algorithm, and the evaluation of the scheme. 它详细阐述了凸壳生成的基础&坐标轴上的坐标是如何选取并构建的、基于凸壳理论的数字签名改进方案的实现过程以及对该方案的评价。
The rotation matrix and the translation vector between the two coordinate systems are achieved by the relation of light planes and the coordinate axis rotation. 2. 运用光平面之间的关系和坐标轴旋转得到摄像机坐标系和振镜坐标系之间的旋转矩阵和平移向量。
And the definition method of coordinate axis of NC machine tools is described. 说明了数控机床坐标轴的定义方法。