This point is called their centre of mass.
这一点是要求其质量中心。
The planet and the star both orbit around a common centre of mass between them.
地球轨道的明星都围绕一个共同的质量中心之间。
In fact, the centre of mass for the Sun-Jupiter system is actually inside the Sun.
事实上，该中心的大规模的太阳木星系统实际上是在太阳。
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。
When the EN-V powers up, the platform shifts its centre of mass back to the centre of the vehicle.
当EN-V启动时，平台将重心移动回汽车重心。
The digital image processing technique has been developed for measuring of fragment mass and the coordinates of its centre of mass.
本文提出的数字图象处理技术，可用于测量爆炸金属碎片的质量和碎片质心的空间位置。
First, it is easier for the novice skier to keep his centre of mass tucked away safely between the skis, thus avoiding falls, even when turning.
首先，新手更容易上手双板，因为双板更容易把重心保持在两板之间，如此一来，可以避免摔跤，即使拐弯的时候也可以得心应手。
Some fairly serious calculations assess the centre of mass and balance of a weapon, which changes the speed and damage, as well as the timing of the animation itself.
你需要认真地计算武器的重量和平衡，这影响到武器的速度和伤害，还有动作动画自身的时间变化。
According to theorem of motion of centre of mass and theorem of moment of momentum about centre of mass, we derive the theorem of moment of momentum about instantaneous center of rotation.
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。
Scientists from the UK's Centre for Overseas Pest Research, evaluate mass trapping of the cotton leafworm.
来自英国海外害虫研究中心的科学家们对棉叶虫的大规模诱捕进行了评估。
The black hole at the centre of the Milky Way is a behemoth with a mass four million times that of the Sun.
银河中心的黑洞是一个有着四百万倍太阳质量的庞然大物。
In this model, a mass of gas collapses and creates lots of stars at the disc's centre, where the stars quickly boost the metallicity.
在这个模型下，一大团气体坍缩并在主盘中心形成大量恒星，它们在那里迅速增加着金属丰度。
Events recorded by the ALICE experiment from the first lead ion collisions at a centre-of-mass energy of 2.76 TeV per nucleon pair. (CERN LHC Alice Detector)
图为欧洲核子研究中心的Alice探测器记录下的当核子对在中心物质能量为2.76电子伏下的首次铅离子碰撞试验
He has already recruited Jun Qin of Baylor College of Medicine in Houston, Texas, as chief technical officer of the mass spectrometry centre.
德克·萨斯休斯顿贝勒医学院(Baylor Collegeof Medicine)的秦军，被贺福初任命为质谱分析中心的首席技术主管。
The research results showed that the method of feedback control can enhance the yaw rate and side-slip angle of mass centre, therefore lateral stability of vehicle is further improved.
说明采用该控制方法可以很好的控制汽车的横摆角速度和质心侧偏角，提高汽车的侧向稳定性。
Centre of land mass: the Great Pyramid is located at the centre of the land mass of the earth.
中心土地质量：大金字塔是位于地球陆地面积的中心。
I am drawn into the centre of the heaving mass of people and let loose.
我被涌到了起伏的人群中心，全身放松。
The results show that the motion of atomic mass centre leads to the periodic evolution of the dynamics of the field phase and this period depends on the field mode structure parameter.
结果表明：原子质心运动导致场相位动力学的周期性演化，场模结构参数决定其周期的大小。
The results show that the motion of atomic mass centre leads to the periodic evolution of the dynamics of the field phase and this period depends on the field mode structure parameter.
结果表明：原子质心运动导致场相位动力学的周期性演化，场模结构参数决定其周期的大小。
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