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- Containing the Volume and the Center of mass in local space. 包含在局部坐标的体积和质量中心。
- The center of mass is lower, around half of the machine height. 该中心的质量较低，大约一半的机器的高度。
- Any rotating body has an angular momentum about its center of mass. 任何旋转的物体在其质心附近都有一个角动量。
- The Application of Center of Mass System to Two Body Problem 质心坐标系在处理二体问题时的应用
- Symmetry of Physical Measure in Center of Mass System 质心系中物理量的对称性
- center of mass system 质心系,质心坐标系
- A design on the testing system of mass center of engines, including its software and hardware are described in detail. 摘要介绍了发动机质心测试系统的基本构成以及其软硬件的设计实现。
- A center of symmetry must coincide with the center of mass. 对称中心必须与质量中心重合。
- A integrated equation set for solving plane-parallel motion of rigid body was derived, and the conditions of system of forces simplified on the center of mass plane was discussed. 给出了解决刚体平面平行运动问题的一组完整方程,讨论了力系简化在质心平面内的条件。
- The change of the moment of momentum of a system of particles with respect to the center of mass only involves the external forces acting on the system, not the internal forces. 质点系相对于质心和固定点的动量矩定理，具有完全相似的数学形式，而对于质心以外的其它动点，一般并不存在这种简单的关系。
- Discusses the dynamic theorem of mass system relative to centre of mass moving in a plane. 论述了质点系相对于随质心一起作平动的座标系的动力学规律。
- The origin is located on the axis at the point closest to the center of mass. 原点坐落在转轴上最靠近物体质心的一点。
- By raising the power plant in the frameset, the Synergy N9 has a very high center of mass. 提高电厂的框架的;具有很高的协同N9号质心.
- To avoid ambiguity, Newton's first and second laws for systems should be restated in terms of the center of mass. 为了避免意义含糊，牛顿第一定律和第二定律用于系统时，应根据质心的观点加以重述。
- He moved the table over to the center of the room. 他把桌子移到房间中心。
- A metric unit of mass equal to 100 grams. 百克公制质量单位，等于100克。
- The velocity of the center of mass is constant in the absence of external forces. 在无外力时，质心的速度是常量。
- In pancreatic carcinoma, cystic lesions represent necroses and liquefaction in the center of mass. 胰腺癌的囊性变为肿瘤中心的坏死、液化。
- Since the stars are orbiting around the center of mass of the binary, the visible one will move in a wavy line. 由于双星会绕著共同质心运行,所以假若某星有隐形伴侣,它便会以波浪形而非一般的直线运行。
- The sun is the center of our solar system. 太阳是太阳系的中心
