It is possible to yield incorrect results including false long period components, during the restitution of the ground displacement from digital seismograms directly using FFT.
直接使用FFT由数字地震记录来恢复地面位移可能产生包括虚假的长周期分量在内的不正确结果。
The time to produce damage deformation in surrounding rock and possible loosening area are obtained by analyzing in situ measurement of displacement in soft weak coal layer.
本文通过对软弱煤层巷道进行位移实测及数据分析,得到了西部某矿软弱煤层巷道围岩变形达破坏所需的时间和可能的变形松动区域。
A kind of polynomial satisfying the displacement boundary conditions is designed, which makes it possible to evaluate the upper limit of fundamental freqrency by Ritz method.
文中还设计了一种能满足位移边界条件的多项式作为振型试函数,从而用里兹法得到相应的上限值。
Meanwhile, possible patterns of simplifying the calculation for load displacement are also studied.
同时还探讨了载荷位移的简化计算的规律。
In this study, using image-processing technologies have developed the online photometry system for soil displacement, which was possible to measure automatically at high speed and high precise.
本研究应用画像处理技术,开发出了一个能自动、高速、准确地测量、计算土的位移的实时测量系统。
So when a supracondylar fracture is being reduced, we advocate to decrease the rotation as far as possible, and that mild rotational displacement is acceptable.
因此在髁上骨折闭合复位时,要力求减少旋转,轻度的旋转移位是可以接受的。
Additionally, it is possible to generate shearing force by some factors like the change of temperature or support displacement.
另外,温度、支座位移等因素也可能引起较大的面内剪力。
In this study, using image processing technologies the on line photometry system for soil displacement has been developed, which is possible to measure automatically at high speed and high precise.
本研究应用图像处理技术,开发出了一个能自动、高速、准确地测量、计算土的位移的实时测量系统。
After the displacement mapping is set to stone it is possible to deform objects slightly if there is need for more radical features.
如果需要一些整体上的特征,也可以在位移贴图完成后使该物体产生一点轻微畸变。
Pouring into 0. 3 pore volume oil displacement agent improved 17% crude oil recovery. Oil displacement agent should be pour into as early as possible after polymer flooding.
室内物理模拟试验发现注入0.3倍孔隙体积的高效驱油剂,能提高原油采收率17%,聚合物驱后应尽可能早的注入高效驱 油剂。
Pouring into 0. 3 pore volume oil displacement agent improved 17% crude oil recovery. Oil displacement agent should be pour into as early as possible after polymer flooding.
室内物理模拟试验发现注入0.3倍孔隙体积的高效驱油剂,能提高原油采收率17%,聚合物驱后应尽可能早的注入高效驱 油剂。
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