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- The radius vector of each solid is always a positive length. 每个立体的矢径总是正值长度。
- Second, since the radius vectors r to the extreme points of the ellipse satisfy(5. 3-12)they are parallel to the two allowed D vectors. 其次;因为到椭圆极值点的径向矢量r满足式(5.;3-12);故这两个径向矢量与两个允许的D矢量平行。
- The moment of a force;the measure of a force's tendency to produce torsion and rotation about an axis, equal to the vector product of the radius vector from the axis of rotation to the point of application of the force. 转矩，力矩一种测量产生扭转和绕轴旋转趋势的力的单位，等于从旋转轴到力作用点的旋转矢量
- The moment of a force; the measure of a force's tendency to produce torsion and rotation about an axis, equal to the vector product of the radius vector from the axis of rotation to the point of application of the force. 转矩，力矩一种测量产生扭转和绕轴旋转趋势的力的单位，等于从旋转轴到力作用点的旋转矢量
- According to the formation principle of the tritubercular cycloid in this paper, the rotor, whose bore curve is the inner envelope line of the cycloid, is made with the solid radius vector. 根据三尖摆线的形成原理,以摆线的内包络线为定子内腔曲线,动径实体化后作为转子,定子、转子按照一定关系运动则形成一种新型摆线泵。
- radii vectors 矢径
- Of, relating to, or arranged like rays or radii. 光线的，射线的属于或关于光线或辐光线的，象光线或辐光线一样排列的
- We use boldface type for vectors. 我们用黑体形式表示矢量。
- The order of adding the vectors is unimportant. 矢量相加的次序是无关紧要的。
- The plane area bounded by such an arc and two perpendicular radii. 四分之一圆，扇形体由九十度弧与两条垂直的半径围成的平面图形
- Use menus to provide a pedagogic vector. 用菜单来提供一条学习的途径。
- Acceleration and velocity are both vectors. 加速度和速度都是矢量。
- Bold type, is often used for vectors. 黑体字常用来表示向量。
- The dot product of the specified vectors. 指定的向量的点积。
- Bold type is often used for vectors. 黑体字常用来表示向量。
- Calculates the cross product of two vectors. 计算两个向量的叉乘积。
- That is transitory or semipersistent in its vector. 在它的介体中是属于中间的或半持久的。
- The vector product is said to be anticommutative. 可以说矢积是反交换的。
- These are inserted into a cloning vector. 它们被插入克隆载体。
- It is now necessary to introduce a sign convention for radii of curvature. 现在必须介绍曲率半径的正负号规则。
