查询词典 dimensional analysis

Near infrared spectroscopy in combination with two-dimensional correlation analysis were applied to investigate the heating process of a deuterated nylon 1010 film.

采用近红外光谱技术和二维相关分析法研究尼龙1010膜在升温过程中的结构变化。

Technologies such as DirectX, object oriented programming and database are used to realize visual three-dimensional flight simulation system. In the simulation system, operator controls UAV with flight rod. The system can display the change of position and track for UAV with the change of operational input. Flight simulation data can be also recorded. Then we can analysis the operation and stable performance of UAV without empennage with qualitative and quantitative methods.

运用 DirectX、面向对象编程与数据库等技术，实现了基于 PC 机的三维虚拟飞行仿真系统，通过人机交互飞行，可以比较直观地显示无人机的姿态与轨迹随操纵输入变化而变化，同时也可记录分析仿真飞行数据，从而对无尾式无人机的稳定性与操纵性能进行定性与定量的分析评估。

In the present study, through using non-linear three dimensional finite element analysis, considering the contact in flange to nut and flange to gasket, we accurately computed the stress distribution in the flange joint in the normal work condition.

采用ANSYB软件，应用三维有限元技术，考虑了垫片的非线性和法兰和螺母、垫片的接触问题，并且采用了螺栓预紧单元，准确计算出法兰连接在承受内压、轴向力和弯矩外荷载时的应力分布。

Addressing the effect of mandrel moving speed and mandrel friction on continuous seamless tube rolling process,a three dimensional elastic-plasticity thermal-mechanical coupled simulation is conducted with a non-linear FE analysis software named MSC.

用非线性有限元分析软件MSC Marc/Superform对连轧管芯棒速度及其摩擦系数对轧制过程的影响进行了三维弹塑性热力耦合模拟仿真，得到了芯棒速度及其摩擦系数对轧制过程力能参数及变形参数间的影响规律。

At the same time it investigated the analysis of precision estimating and solving result, and also explicated the method of three-dimensional surveying adjustment restrained and the united surveying adjustment of ground net in survey of high-rise building construction.

同时，探讨了精度估算和解算结果分析，并论述了高层及超高层建筑施工GPS测量基线向量网的三维约束平差和与地面网的联合平差方法。

Theoretical analysis of cavitation phenomena around two-dimensional hydrofoils is conducted firstly and cavitation zone profile around NACA 4412 hydrofoil is iteratively solved.

本文首先对二维翼型周围的空化现象进行了理论分析，并迭代求解了NACA4412翼型周围空化区形态。

To develop reliable numerical simulation tools is very important for the theoretical research, experimental analysis and load designing of Z-pinch implosions. A dedicated Z-pinch implosion physical scheme of the two-dimensional numerical simulation of three-temperature radiation magneto- hydrodynamics code is introduced.

研制了用于Z箍缩内爆数值模拟的二维三温辐射磁流体力学程序，MARED程序适用于不同装置条件、不同负载参数。

The main contents and results of this paper are listed as follows:Based on the finite element analysis software ANSYS establish a bridge of three-dimensional mechanical model of CWR;Based on an actual project,calculate different conditions of three forms of bridge and research the reasonable removal scope of fastener;Research on the allowed lock temperature rail track construction of partial maintenance of range.By analyzing the result obtain the best way to replace the support of a bridge and the range of removal of the bearing and permission of rail temperature of construction.It supports some recommendations for the replacement of city construction maintenance.

本文主要研究内容为：基于有限元分析软件ANSYS建立了桥上无缝线路三维力学模型；依据某实际工程，分析计算了三种桥梁形式在不同顶升工况下的钢轨和扣件受力，研究了扣件的合理拆除范围；对维修后局部钢轨施工锁定轨温的允许范围进行了研究；分析得出了城轨桥梁更换支座施工的最佳顶升方式、扣件拆除范围和允许施工轨温，为城轨桥梁更换支座的施工维修提出了一些建议。

The three-dimensional explicit dynamic analysis of mild steel orthogonal cutting process is done using the non-linear finite element code LS-DYNA.

利用非线性有限元程序LS-DYNA，对低碳钢直角自由切削过程进行三维显式动力分析。

Through the analysis of intake valve exit three dimensional flow field and its angular momentum flux of four valve diesel engine under different plans, the law of in cylinder air angular momentum flux by the influence of disturbance between two intake ports was discovered.

利用测得的四气门柴油机气门口三维流场，分析了进气门出口流场产生的缸内空气动量矩流率，揭示了四气门柴油机两进气道的相互干扰对缸内空气动量矩流率影响的变化规律。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新