查询词典 attenuation

Discussions mainly on the solution and its simple applications of the equation of interest rate and amount of circulating fund are given. The discussions also involve the proof of tending to the equilibrium state of network of stock market based on the time discrete form of the equation by using Banach theorem of contraction mapping, and the influence of amount of circulating fund with exponential attenuation due to the decreasing of banking interest rate.

文中着重讨论利率_流通量方程的解及其简单应用，包括时间离散化时股市网络用Banach收缩映射定理证明最终趋向平衡状态，以及银行减息引起资金流动按指数型式衰减等。

Absorption and attenuation of seismic wave in viscoelastic medium have been analyzed from the theory through viscoelastic wave equation.

地震波的这种衰减和频散，使得不能直接从地震数据上得到准确的地下信息和分辨率更高的图像。

Using spectrum analysis investigate the transport character and primary rule of explosion wave in the medium, simulate the formula of attenuation for explosion wave, which will be used to guide the design of the engineering.

二采用频谱分析方法研究了爆破产生的地震波在介质中传播的特性和基本规律，拟合出了指导工程设计与研究的地震波振速衰减经验公式。

An experimental study of megahertz acoustic attenuation in fluidized mud has been made respectively in Shanghai Acoustics Laboratory, Chinese Academy of Sciences and in University of Sydney, Australia.

文章报道了浑水中的声衰减的实验研究结果，超声波的频率分别为1、2、3、4、5MHz。

Methods:We retrospectively reviewed the helical CT or high-resolution CT features(distribution and size of miliary nodule and attenuation of the lung)of 43 patients with miliary tuberculosis and 28 patients with pneumoconiosis.

结果CT图像上，43例粟粒型肺结核中，结节均匀分布34例(79%)，大小一致31例(72%)，密度均匀31例(72%)以及毛玻璃征32例(74%)。28例尘肺中，粟粒结节均匀分布4例(14%)，大小一致12例(43%)，密度不均匀25例(89%)，毛玻璃征2例(7%)。

The high school time is sets up the correctoutlook on life the best time, the high school thought politicallesson teaching to sets up the correct outlook on life to have thevery important function, but the middle-school student in sets up inthe outlook on life process to have the personal interest supremely,seeks after leads a life of comfort, pessimism and misanthropy and soon the question, important reason is the thought political lessonteaching attenuation.

高中时期是树立正确人生观的最好时期，高中思想政治课教学对树立正确人生观有着重要的作用，但高中生在树立人生观过程中存在着个人利益至上、贪图享乐、悲观厌世等问题，其中的重要原因就是思想政治课教学的弱化。

By comparison with the results of ideal Henon sequence mixed with noise,the improved Farmer algorithm is able to increase the precision of noise attenuation and reduce the absolute error between itself and ideal Henon sequ.

通过对混有噪声的Henon序列进行仿真实验，仿真结果显示，改进后的Farm er算法能够提高噪声衰减的精度，降低与理想Henon序列的绝对误差

According to the state equation of dynamic system,the paper puts forward the calculating method of attenuation function of vibration mode by making use of system matrix.

根据运动系统的状态方程，利用系统矩阵得出了振型衰减函数的计算方法，并用衰减函数分析了刚度变化对高振型的影响，从而对地震作用计算中振型数目选取提出了几点有益的建议。

Considering the complex environment of PLCC,this paper first establishes the channel model of low-voltage power line on the basis of the research of its impedance,attenuation,and noise characteristics.

针对低压电力线通信环境复杂的特点，本文在综述信道模型的基础上，根据对其阻抗特性、衰减特性及噪声特性的分析，提出并实现了利用实际网络结构、负载装置和电力线模拟电路，组成信道模拟系统的方法。

It is required that this structure have good wave attenuation performances and the better mooring force's characteristics.

这就要求结构即具有良好的消浪性能有兼顾优良的锚链受力特性。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。