问题分析法

Secondly, signal after filtered is discussed from several respects of time domain, frequency domain and phase lag. We can conclude practical range of each filter with respect to different applied condition.

从时域、频域和相位滞后等几方面对滤波处理后的信号进行了分析，得出了各种滤波法适用的范围以及在实际使用中应注意的问题。

At present,the infrared photometry method to detect oil is used widely.In this paper,some related questions in actual analysis were discussed.

目前红外分光光度法在测油中被广泛采用，本文探讨了实际分析过程遇到的相关问题。

Numerical experiments were performed to demonstrate the efficiency and efficacy of the proposed methods, for both smooth and piecewise smooth domains with exact and noisy data.

文中给出了数值算例说明了基本解方法和边界节点法求解椭圆型偏微分方程反问题的有效性，分析了基本解方法的收敛性，考察了光滑和分片光滑的几何区域以及数据精确和含有噪音两种情形。

Several methods to solve this problem appeared since the NFS was first introduced in 1988 by Pollard.

自数域筛法提出以来，出现了几个解决此问题的方法。我们分析比较这些方法，优选出Montgomery-Nguyen的方法。

The structural stability of pressure tank for a submarine is analyzed using finite element method.

用有限元法分析研究潜艇耐压液舱结构的稳定性问题。

The quantitative analysis of the input parameters can be done by probability random sampling deduction method for the leaking source of pipeline gas.

采用随机抽样推断法对管道煤气泄漏源的输入参数的不确定性问题进行定量的分析，并且讨论了泄漏时间的不定性与确定泄漏源强度的关系，提出了管道气体泄漏时间估算方法。

The following conclusions are made in this paper. First, in the 3D FEA analyses of a tubesheet, neglecting the local influence of contact problem, the stress distribution of two models are similar.

本文得到如下结论：（1）对兼法兰形式的管板做三维有限元应力分析时，在忽略接触等问题的局部影响下，非线性模型和简化模型的应力计算结果相近。

Then a fast methodology for calculating the eigenvalues of the structural matrix with interval parameters was put forward, which was based on the Rayleigh quotient and the theories of the interval mathematics.

为提高区间特征值的计算效率，首先分析了区间结构矩阵特征值的设计变量的单调性问题，随后采用区间因子法给出了基于Rayleigh商计算结构广义特征值的一种快速算法。

In this paper, reciprocal theorem method is generalized to solve the problem of bending of thick rectangular plates under uniformly distributed load based on Reissner s theory.

在本文中，功的互等定理法被推广应用于求解基于Reissner理论的厚矩形板的弯曲问题，给出了三边简支一边固定厚矩形板在均布载荷作用下弯曲的精确解析解，并分析了解的数值结果。

The article analyzes the construction of the reciprocator and the feature of the ball bearing in detail, proposes to solve the out-line question with two-row method and introduces the renovation method.

本文对摆丝器结构及滚珠支座特点作了详细分析，提出用双排法解决滚珠跑偏问题并详细介绍了改造方案，该方案彻底解决了摆丝器滚珠经常性跑偏的生产难题。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。