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- The effectiveness of filtering depends on the correctness of stacking velocity. 进行压制时的滤波技术是否有效,关键在于叠加速度是否准确。
- The velocity field in blown film die was simulated by FEM method. 用有限元法对吹膜机头内熔体流动的速度场进行了模拟。
- This kit equipment features with hiph stacking velocity and firm and beautiful pile shape. 自动码垛机具有码垛速度快,垛形美观牢固的特点。
- We can demonstrate that the stacking velocity varies with line azimuth in the form of ellipse, and that the ratio of short axis to long axis is equal to the cosine of the apparent dip angle, the long axis indicating the apparent dip of formation. 可以证明,叠加速度随方位角呈椭固状变化,椭圆的短、长轴之比为视倾角的余弦,椭圆的走向为地层的视倾向方向。
- It was indicated that the real accuracy of velocity field by GPS or VLBI reached 1 mm/a,and SLR 2 mm/a. SLR实测台站地心速度已经达到2 mm/a的精度。
- This paper presented a new approach for stacking velocity analysis, and discussed the principles, procedure, applicability, and applications of suppression of prestack random noises and outlie... 提出了一种新的叠加速度分析方法,并详细描述了基于这种新的叠加速度分析进行叠前随机噪音衰减和野值压制的原理、实现步骤、应用条件以及应用效果。
- Rebuilding near-surface velocity field is very important for calculating statics. 摘要近地表速度场的重建是获得准确静校正量的关键。
- The case stony shows that using this technique can be able to further improve lie precision of stacking velocity and imaging in complex structural areas or with big variation of lateral velocity. 实际处理表明,该技术能进一步提高叠加速度的精度,改善构造复杂区或速度横向变化较大时的叠加成像。
- Doppler laser velocimeter is employed to measure the velocity field around hanged grid &deflector plate. 用多普勒激光测速系统对悬栅和悬板栅附近流场进行了测试,分析了悬栅、悬板栅的消能效果。
- Yu, S.B., H.Y.Chen, and L.C.Kuo, 1997, Velocity field of GPS stations in Taiwan area: Tectonophysics, 274, 41-59. 蒲新杰,2003,利用线形地震网探讨台湾南部主要构造:国立中央大学地球物理研究所硕士论文,122页。
- A method for evaluating the average velocities of a given layer simply from the stacking velocity is presented. 提出了一种直接由迭加速度估算某一深度以上范围内的平均速度的算法。
- Velocity field and variation of wall thickness are studied theoretically during tube dieless upsetting. 对管材无模扩径变形速度场及壁厚变化规律进行了理论及实验研究。
- In this paper, velocity field and variation of wall thickness are studiedtheoretically during tube dieless upsetting. 对管材无模镦粗变形速度场及壁厚变化规律进行了理论研究。
- The Zeroth Order Solution of the Velocity Field around Micro Comb Structures with Lateral Oscillation. 后设资料;授权与引用资讯;连结到原始资料网站 ...
- For usual medium, three parameter velocity analysis evaluates both the bin center stack velocity v without dip influence and the apparent interface dips at two perpendicular directions. 对一般介质来说,三参数速度分析就是求取各面元中心点处,消除了倾角影响的叠加速度v和互相垂直的两个方向上的界面视倾角。
- Uses the level set method with reinitialization to compute the movement of fronts under a given velocity field. (译):用Level Set方法计算与reinitialization流动的战线根据某一速度场。
- It is shown that in the rnedlum where velocity varies laterally,conventional stack velocity is related to not only velocity and travel time at CMP butalso the second der1vative of velocity in lateral direction. 研究结果表明,在横向变速介质中,常规叠加速度不仅与共中心点处的速度及旅行时有关,而且还与速度沿横向的二阶导数有关。
- Although the ordinary stack velocity analysis method has already matured,the ordinary NMO equation is based on the supposal that the shot and receiver points are located a same horizontal datum plane. 常规叠加速度分析方法虽然业已成熟,然而常规动校正方程是基于炮、检点处于同一水平基准面的假设,在地表起伏较大的地区,即使采用浮动基准面的方法,其速度分析误差也不容忽视。
- Obtained temperature field and velocity field and concentration field in the gasification furnace, in addition achieved coal gas component on outlet. 总结了在具有复杂化学反应的高温、高压容器中,对水煤浆气化过程的数值模拟时经常遇到的问题和解决方法。
- The method of stack velocity analysis based on relief surface presented in the paper uses double-square-root equation to compute the travel time of reflections,which is suitable to use in the area w. 本文提出的基于起伏地表的叠加速度分析方法,应用双平方根方程计算反射波的旅行时间,可适用于地形起伏剧烈地区。