Owing to its cyclic symmetry the complex constraint method for the eigenproblems of cyclic symmetric structure is applied to calculating the eigenpairs of the helical gear structure.

根據(jù)齒輪結(jié)構(gòu)的循環(huán)對(duì)稱性，以僅含有一個(gè)完整輪齒的扇形子結(jié)構(gòu)作為齒輪有限元計(jì)算模型国产91Av九色，用計(jì)算循環(huán)對(duì)稱結(jié)構(gòu)特征值問(wèn)題的復(fù)約束方法18岁不能看的网址，通過(guò)求解一個(gè)扇形子結(jié)構(gòu)的特征值問(wèn)題得到整個(gè)齒輪結(jié)構(gòu)的特征值和特征向量543ev国产在线。

By setting symmetric orbit traps (in particular, by using more complex bounded sets, such as chaotic attractors, as orbit traps), visually fascinating images with cyclic or dihedral symmetry can be created in this way.

通過(guò)設(shè)置具有對(duì)稱性的軌跡井(同時(shí)也把軌跡井推廣到更加復(fù)雜的有界集上1024看片无码人妻日韩，如混沌吸引子)，生成具有循環(huán)群對(duì)稱性的彩色圖像一级牲交毛片。

The cyclic symmetric conditions of node points are presented to modify the stiffness and mass matrices of the substructure.With the use of the structural cyclic symmetry and the complex constraint conditions,the eigenvalue ...

這證明復(fù)約束法既極大地減少了計(jì)算所需內(nèi)存和機(jī)時(shí)后λ式吃奶动态后λ式视频，又可建立包含輪齒和輪體在內(nèi)的計(jì)算模型，保證了齒輪結(jié)構(gòu)特征值問(wèn)題計(jì)算的完整性和準(zhǔn)確性亚洲爆乳教师av。

This program is employed in the computation of magnetic fields in 2D cylindrically symmetric systems.

該程序在磁場(chǎng)計(jì)算中只能假設(shè)軟磁材料中的磁導(dǎo)率都是已知的固定值免费无码啪啪视频强奸暴力强奸。

The method may be applied to cylindrically or spherically symmetric and optically thin ...

可以把這種方法應(yīng)用到在等離子體物理和天體物理中經(jīng)常遇到的柱對(duì)稱或球?qū)ΨQ的光學(xué)薄的等離子體上。

It is important to study the antenna that can directly radiate cylindrically symmetric modes, which are generated by many high power microwave sources.

許多高功率微波源產(chǎn)生的微波模式都是圓波導(dǎo)軸對(duì)稱模欧美日韩一区二区三区妖精，因此研究軸對(duì)稱模式的天線輻射技術(shù)具有重要意義一级毛片一级毛片一级毛片大全。

Two kinds of antenna, Vlasov antenna and COBRA, which are suitable for radiating cylindrically symmetric modes, are investigated through theoretic analyses, numerical calculations and experiments.

本文從理論推導(dǎo)、數(shù)值計(jì)算和實(shí)驗(yàn)等方面研究了兩類可以直接輻射軸對(duì)稱模式的天線—Vlasov天線和COBRA天線多人乱p欧美在线观看。

In this paper, AZIMUTH, which designed for the evaluation of eigenfrequencies and eigenvectors in cylindrically symmetric cavities of essentially arbitrary shapes, is used to calculate the numerical value of the filed distribution.

本文中一级黄片视频大全在那看，采用俄羅斯圓柱形諧振腔軟件AZIMUTH，計(jì)算出速調(diào)管間隙場(chǎng)的數(shù)值分布亚洲肏屄视频。

For tomotherapy, the QA program included a series of measurements that were recorded in a specially fabricated, cylindrically symmetric Virtual Water phantom.

在多模式螺旋斷層放射治療儀方面4444亚洲片，其品質(zhì)保證計(jì)畫(huà)的實(shí)施使用一特別設(shè)計(jì)制作的勻稱圓柱型實(shí)體模擬水假體，來(lái)作一系列的實(shí)際記錄量測(cè)免费黄色网99。

To study the taxiing-induced dynamic response of the aircraft with multiple wheels and multiple landing gears due to runway unevenness, base on several reasonable and necessary assumptions, the mathematical model of aircraft in taxiing is established using the d'alembert's principle. It can simulate taxiing inpact properties accurately, it considers in detail the vertical and horizontal motion and pitching about its center of gravity and the significant symmetric elastic modes.

在一些必要合理的假設(shè)下国产专区精品主播在线，利用達(dá)朗貝爾原理国模人体美女专业网站，建立了多輪多支柱式及小車(chē)式起落架飛機(jī)地面滑跑動(dòng)態(tài)響應(yīng)分析的全機(jī)模型，考慮全機(jī)沉浮欧美日韩国产亚欧在线观看、機(jī)體彈性和定常氣動(dòng)力的影響激情视频小说理论，起落架支柱的彈性變形，小車(chē)式起落架的車(chē)架的俯仰運(yùn)動(dòng)以及彈性變形国产一级特级黄色网站，對(duì)等速滑跑飛機(jī)建立了全機(jī)運(yùn)動(dòng)的微分方程欧美性爱XX多精久久，并以舊金山28-R跑道為地面輸入，利用時(shí)域積分的方法得到飛機(jī)滑跑的各種響應(yīng)欧美一区二区日日屄。