First, grating is projected on measured free surface, and height data of each point on free surface is measured by the grating projection method.
首先将矩形光栅投影在被测表面上，利用光栅投影法测量自由曲面上每点高度信息。
So, instead of'intermediate layer correction', we should adopt free air gravity anomaly and'topographic trend surface correction', which result in topographic trend surface free air gravity anomaly.
为此，应当不做“中间层校正”，而应代之采用自由空气重力异常加上“地形趋势面校正”之结果，以形成地形趋势面自由空气重力异常。
The nonlinear free surface boundary condition is considered and the hydrodynamics forces of the hydrofoil near the free surface are calculated by the submerged vortex lattice method.
考虑到非线性的自由液面边界条件，用下潜涡环栅格法求解水翼绕流问题。
The problems that the free surface is changed to the ruled surface and complex free surface rough machining is changed to simple ruled surface rough machining are put forward.
提出将自由曲面蜕变为直纹面，将复杂自由曲面粗加工问题转化为简单的直纹面粗加工问题。
The variation of seepage free surface with time was analyzed, and the influence of soil permeability on seepage free surface and deformation was then discussed.
分析了渗流自由面的变化规律，讨论了渗透系数变化对渗流自由面及基坑变形的影响，并与不考虑渗流自由面变化时的结果进行比较。
The results show that the dispersive component of the surface free energy of GAP decreases with increasing temperature and the total surface free energy takes on the consistent character.
研究结果表明，GAP的色散分量随着温度的升高而降低，总表面能表现出与色散分量相一致的规律。
The confirming of free surface position is very important during simulating the casting filling processs, so this paper explained particularly how to solve the problem of free surface in simulation.
对铸造充型过程进行数值模拟时，自由表面位置的确定是非常关键的一步。本文较详细地阐述了在模拟过程中如何解决自由表面的问题。
Analysed the deformation of free surface, the influence of free surface to fluid wake, concluded the rule of fluid which changed with the Reynolds number and Froude number.
分析了自由液面在流场绕过圆柱时的变化，并分析了自由液面对流场绕过圆柱的尾迹的影响，总结流场对不同的雷诺数和弗劳德数的变化规律。
By combining random graphics and deformation of free-formed surface, a uniform interpolation displacement method for free-formed surface generation is proposed.
将随机图形与自由曲面的变形相结合，提出了随机曲面生成的均匀插值移位法。
By combining random graphics and deformation of free-formed surface, a uniform interpolation displacement method for free-formed surface generation is proposed.
将随机图形与自由曲面的变形相结合，提出了随机曲面生成的均匀插值移位法。
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