波
- 与 波 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Based on basic theory of elastic wave propagation, wave equation forpropagation of elastic wave in 2 dimension vertical inhomogeneous mediumof similar concrete cutoff wall model is developed. 2 dimension elastic sheetof concrete cutoff wall is established to research law and energy distributionrelations between propagation, attenuation, reflection and transmission ofelastic wave in concrete cutoff wall; Based on the concept of resolution, thecontent of vertical reflection method used to inspect concrete cutoff wallresolution is raised and factors will have influences on resolution are analyzed,expression of defective layer composite reflection factor and detectabledefective layer maximum thickness are developed; Relations between allsteps of sampling system of vertical reflection are build, the influence ofcentrum characteristics and receiving sensor on testing results are analyzed,therefore parameter requirements for testing instrument and parameter selection principle of collected parameters are raised.
2从弹性波传播的基本理论研究出发,推导了弹性波在类似混凝土防渗墙模型的二维垂向不均匀介质中传播的波动方程式;建立了混凝土防渗墙二维弹性薄板模型,研究弹性波在混凝土防渗墙中的传播、衰减、反射、透射规律及能量分配关系;从分辨率的概念出发,提出了垂直反射法检测混凝土防渗墙分辨率的内涵,对影响分辨率的因素进行了分析,推导出了缺陷层复合反射系数、可检测缺陷层极限厚度的表达式;建立了垂直反射法采样系统各环节之间的关系,研究分析了震源特性、接收传感器对测试结果的影响,提出了对测试仪器参数的要求及采集参数的选择原则。
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Firstly, the algorithm decomposes the original images with wavelet analysis and obtains the positions of wavelet coefficients that belong to the edges. Then, the algorithm interpolates intensities and positions of those wavelet coefficients between corresponding wavelet sub-images. So that the new image basically satisfies the requirements of medical image interpolation.
通过对原图进行小波变换,获得图像边缘对应小波系数的位置信息,在断层图像的相应小波系数之间进行强度和位置插值,使新的图像不仅在灰度上,而且在组织形状上,介于原来的断层图像之间,满足了医学图像插值的要求。
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A novel scheme based on wavelet transform and its reversible transform of fault recording data compression in power systems by adopting lifting algorithm is presented in this paper.
利用提升算法实现了一个基于小波变换的电网故障录波数据压缩的新方案,从采样频率的角度首次给出确定最优分解层数的公式,说明了压缩比与频率的关系;结合实际录波数据,选定误差上限后,给出了通用阈值法中参数的优化取值;对比分析了软硬阈值处理方法。
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On the basis of analyzing the output signal of a two wavelength beat-wave absolute distance interferometer, this paper proceeds from the realities of the aiming method of the beat-wave interferometer, conducts an analytical investigations on the dependence of the aiming accuracy of the beat-wave interferometer on laser dual-line output power equilibrium, propose two new concepts-a basic aim blind area and a blind area expansion, and establishes an analytical expression between the blind area expansion and the relative power difference of laser dual lines.
本文从拍波干涉仪对准方法的实际出发,在分析双谱线拍波干涉仪输出信号的基础上,研究了双谱线功率不一致与拍波干涉仪对准精度的关系,提出了基本对准盲区和盲区扩大量的新概念,建立了描述盲区扩大量与双谱线相对功率差之间关系的解析表达式。
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Fibonacci Time Zones Fibonacci Time Zones is a sequence of vertical lines having Fibonacci intervals of 1, 2, 3, 5, 8, 13, 21, 34, etc.
斐波纳契时间周期线斐波纳契时间周期线是以斐波纳契的时间间隔1, 2, 3, 5, 8, 13, 21, 34等画出的许多垂直线。
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Attempts to correlate this metric output with both experimental target detection probability and detection time yield rather good results.(2)Based on the Search_2 dataset provided by TNO Human Factors Research Institute of Netherlands, via a simple mathematical model, the target structure similarity measure is used to quantitatively describe the effect of background clutter on the human false target detection probability.
2以目标结构相似性尺度为背景杂波度量因子,以荷兰TNO人类因素研究所提供的Search_2试验数据库为基础,通过构建数学模型的方法,定量分析了背景杂波对观察者目标虚警概率的影响,并在此基础上,讨论了人眼视觉在背景杂波干扰下的虚警概率表征模型。
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The boundary value problems have been tranferred to the integral equations as in the uniform ocean. Then, for a vertical cylinder fixed on bottom with circular cross section, the analytical solution of the scattering preasure has been found.
再者,利用广义富里埃变换方法,求出了自由表面压力分布P2引起的二阶势的一般形式解,证明了所求得的二阶势的远方行为引力相当于二个波系:自由辐射波和强制压力波。
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Usually it does not matter whether the reflections being mapped are primary but rather whether their attitude is indicative of the attitude of the appropriate portion of the section, so that the tailing produced by the many short-path peg-leg multiples does not detract seriously.
通常,所要成图的反射波是否是一次波无关紧要,而它们的形态是否能表示剖面的部分形态却是非常重要的。所以,短程微屈多次反射波产生的拖尾对剖面质量的影响不大。
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As to you " Harry Potter and the sorcerer's stone " that Company shoot already ," Harry Potter and the chamber of secret", we fan of Harry Potter extraordinary support of China, likes very much.
对于您们公司已经拍摄的《哈利波特与魔法石》,《哈利波特与密室》,我们中国的哈利波特迷都非常的支持,都很喜欢。
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Due to the reasonable expression for oblique water waves impacting on the thin porous wall and the desirable analysis of the harbor wave field, it can be concluded that the present study is well expected to be the theoretical basis for optimization of harbor oscillation and design of coastal structures for more effective wave energy elimination.
由本文所获致之研究成果综合评估,应可确信本研究於斜向水波作用於多孔介质薄墙之波场分析方面,较以往之文献具备更为正确之诠释能力;而观诸港池波场之数值模拟结果,本研究亦呈现更为符合实际波场之物理机制。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。