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- mass center mutation 质心突变
- 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。
- The disadvantageous effect should be considered when the deflection between the structural mass center and stiffness center exists. 摘要结构刚度中心与质量中心偏差较大时，应考虑扭转的不利影响，将高层建筑结构等效为悬臂杆，从顶至底依次选取脱离体。
- A handle portion has a longitudinal axis extending substantially transversally from and along the mass center line of the elongated body portion. 一个手柄部分(14)具有位于长条形体部分的横向并大致沿着长条形体部分的质心线延伸的纵轴。
- Thus the path of the vehicle mass center must be a circle around the axis, i. e. it must be a minor circle of the Earth, lying on a parallel of latitude. 所以飞行器质心的轨迹必须是围绕轴线的一个圆，即它必须是一个平行于纬度线的地球的小圆。
- In effect, these two celestial bodies revolve around each other( their mass center lies outside of Pluto) as if joined with a rod connecting two opposite points on their surfaces. 好像结合连接在他们的表面方面的二相对事物点的一支竿了，有效，这些二个天体在彼此(们的大众中心谎言在冥王星的外面)的周围考虑。
- In effect, these two celestial bodies revolve around each other (their mass center lies outside of Pluto) as if joined with a rod connecting two opposite points on their surfaces. 好像结合连接在他们的表面方面的二相对事物点的一支竿了，有效，这些二个天体在彼此(他们的大众中心谎言在冥王星的外面)的周围考虑。
- A bending motion equation of a tilting drive shaft with rigid multi-supports is derived by theorem of the motion of mass center,method of Galerkin and Heaviside function. 根据质心运动定理、Galerkin法和Heaviside函数;求得非惯性系下倾斜刚性多支点传动轴的弯曲运动方程.
- The FFT (fast fourier transform) a lgorithm and the mass center notion were used to develop a fast estimation algorithm named t he Mass Center Method (MCM). 基于快速傅里叶变换(FFT)运算和质量中心的概念，提出一种快速的高性能估计算法，称为质量中心法。
- Based on the conservation principle of linear and angular momentum, the method derives the equations of the mass and mass center as well as inertia tensor of the new end-effector for the manipulator handling the unknown object. 该方法基于线动量和角动量守恒定律，推出了机械臂负载未知目标的新的末端效应器的质量、质心和转动惯量的方程组。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- Analysing in the view of molecular kinetic theory, paste flowability is a shift of molecular mass center by the jump of polymer chain segment, and it affects the mass-transfer directly. 从分子运动角度分析,糊料流动是高聚物大分子链段协同“跳跃”而实现整个分子质量中心位移,对传质具有直接影响。
- Box section has the special features both its mass center and moment center unification as double symmetry cold-formed section and its outstanding advantage in moment and torsion rigidity. 摘要冷弯薄壁双轴对称箱形截面具有形心、弯心重合的特点，与单轴对称开口截面相比具有抗弯、扭刚度大的优点。
- The mass rally was a total fiasco. 那次群众集会彻底失败。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- After harvest we will have a mass of rice. 秋收后，我们将获得大量稻谷。
- He moved the table over to the center of the room. 他把桌子移到房间中心。
- The land is destined for a new shopping center. 这块地已被划作为营建一个新购物中心之用。
- She says she doesn't like children in the mass. 她说从总体上讲她不喜欢孩子。
- His activities in London center around this spot. 他在伦敦的活动以这个地点为中心。
