Its own elliptic motion around it will be almost imperceptible.

它绕着质心的椭园运动就几乎看不出来.

辞典例句

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.

辞典例句

Do We Mistake Center of Mass Center of Gravity?

错误的根源在于混淆了质心与重心 吗 ?

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Caudate nucleus were segmented from these brain images and reconstructed with computer.

结果:获得三维空间图像,核团的境界、质心坐标值、体积和表面积.

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A new method for seam tracking using image centroid in gas tungsten arc welding is presented.

研究一种基于图像质心识别的电弧焊焊缝跟踪新方法.

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The SCP of backscattering signals approach the emissive center frequency with increase of ages.

随年龄的增大,质心位置越接近于发射超声的中心频率.

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Multiple centroid points repel each other to eliminate the sensing overlapping regions and coverage holes.

众多质心点在虚拟力作用下作扩散运动,逐步消除视频传感器网络中感知重叠区和盲区.

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Knowing the external forces acting on the system, determine law of motion of of mass.

已知质点系质心的运动, 求作用于质点系的外力(包括约束反力).

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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.

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The spectral centroid shift ( SCS ) of ultrasonic backscattering signals is introduced to assess cancellous bones.

采用超声背散射信号的质心偏移量来评价松质骨.

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A solution is given about center of mass of double - shaft vibrator it is simple and practical.

介绍了一种双轴振动机质心问题的求解方法,简便可行.

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First, the concise forms of the theorem of moment of momentum of planar motion are analyzed.

从质心运动定理和相对质心的动量矩定理出发, 导出了相对瞬心的动量矩定理.

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Using center of gravity method, the system make the precise orientation of laser spot come true.

系统采用质心法, 实现了激光光斑中心精确定位.

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Weighted centroid localization algorithm is simple and no communication is needed while locating.

加权质心定位算法计算简单,定位过程中节点间无通信开销.

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In a homogeneous gravitational field the centers of mass and the center gravity coincide.

在均匀重力场中,质点系的质心与重心的位置重合.

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