查询词典 spherical

It is the study of the use of spherical coordinates to determine how the objects projected on the celestial sphere depending on the location, and study these changes depending on location laws and causes, offered to time depending on location of celestial calculation of parameters of the basis and method, as all the astronomical observations necessary for the basics, the main means of spherical trigonometry math and matrix operations.

它所研究的是怎样利用球面坐标确定天体投影在天球上的视位置，并研究这些视位置变化的规律和产生原因，提出以时间为参数的计算天体视位置的依据和方法，成为一切天文观测所必需的基础知识，主要的数学手段是球面三角学和矩阵运算。

In this thesis, several kinds of spherical curvature measurement methods are introduced, and the "arch-high and chord-length method" is selected after introduction of the existing methods, and then the novel type of instrument for measuring spherical curvature with the variable ring is developed. In research, the grating sensor, integrated circuits and other new technologies are adopted and integrated. As a result of this, Its specific technical indicator is 0.1um in absolute accuracy, 0.01% in relative accuracy, and 0.001% in repeat accuracy.

本文首先对几种球面曲率半径的测量系统进行了深入的理论分析，在分析了各个测量方法优缺点的基础上，选用了"弓高弦长法"的测量原理，并从理论上推导了本文所述系统的可行性，采用光栅传感器、集成电路等新技术成果，将机械、电子技术、计算机技术以及传感器技术有机结合，研制出一种新型的可变径球面曲率测量仪器。

Spherical four bar mechanism ; Cusped coupler curve ; Spherical Burmester curve ; Instantaneous center

Keywords：球面四杆机构；尖点耦杆曲线；球面布氏曲线；瞬心

Studying mode structure of fiber laser by spherical surface scanning interferometer, in theory deducing the method of measuring width by spherical surface scanning interferometer, proposing two kind of narrow width fiber lasers.

5利用球面腔扫描干涉仪研究了光纤激光器的模式结构，从理论上对球面腔扫描干涉仪测线宽进行了分析研究，提出了两种窄线宽光纤激光器。

In section 2.7, according to the complex expression of the horizontal gradient of spherical harmonic, the spherical orthogonal function family needed for the description of the earth's gravity potential up to 2 degree horizontal gradients is defined and proved directly.

在§2.7中，直接由体球谐函数水平梯度的复表示定义并证明了描述地球引力位直到二阶水平梯度所需的球面正交函数系。

Spherical geometry, spherical trigonometry to explain in English, Chinese-English dictionary translation results.

球面几何学，球面三角学的英文解释，汉英词典翻译结果。

The paper studies the application of spherical geometry to the field of 3D geometric constraint solution and presents a geometric constraint solution method,called spherical solution method .

研究了球面几何学在三维几何约束求解中的应用，提出了球面求解法。

Based on the features of spherical geometry, the writer thinks thatit is an effective way for students to learn spherical geometry wellby "practising mathematics" themselves.

鉴于球面上的几何内容的特点，笔者认为使学生切身体会"做数学"是学好球面上的几何的有效途径。

Spherical geometry, spherical trigonometry , the English translation

球面几何学，球面三角学的英文翻译

Are spherical harmonics of the spherical angles ,(. Note that the function of this form satisfyNumber l.

证明在特殊的依赖关系下存在一类特殊解，其中，是关于球角，(的球谐函数（注意，此形式的函数满足数l。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了