研究结构局部刚度改变时的结构重分析方法。
This paper studied the reanalyzes method of the structure when stiffness changed in local area.
还给出了在结构重分析中简单迭代法收敛的一个必要条件。
A necessary condition for simple iteration convergence in structural reanalysis is proposed.
在结构优化设计过程中，结构重分析的数值计算常常是主要的工作量。
As usual, the numerical computation of structural reanalysis is the main task in the optimal procedure of the structures.
为了避免多次结构重分析导致的计算量剧增，提供了近似结构重分析技术。
Approximate structure re-analysis technique is given to avoid increased computation in re-analysis.
利用基于等效杆件撤销的结构重分析方法，编程实现了对网格结构损伤免疫力的定量评估。
The structural re-analysis method based on the equivalent removal of members is adopted to evaluate damage immunity quantitatively.
工程结构的动态特性灵敏度分析对工程结构的动态设计、优化设计、控制理论和动态修改等方面的研究有着十分重要的意义。
The structural dynamic SA in project is of great importance for the study on dynamic design, optimization design, control theory and dynamic modification etc.
并用元素分析、红外光谱和热重分析等方法研究了聚合物的结构与性能。
The polymer structures were studied by means of IR spectra and chemical composition analysis. The polymer properties such as thermostability and hydrophobicity were also determined.
在水热条件下合成了一种新型超分子化合物，通过元素分析、红外光谱、热重分析和X射线单晶衍射方法确定了其晶体结构。
A new supramolecular compound has been synthesized under hydrothermal conditions and characterized by element analysis, IR, TG analysis and single-crystal X-ray diffraction.
本文详细介绍了热重分析仪(TGA2050)的原理、结构特点、仪器参数及热重分析的影响因素。
Thermogravimetric Analyzer (TGA2050) is described in work principle, structure, parameter and the factors influencing thermal analysis in the paper.
《诗经》重章叠唱的抒情艺术可以从借助音乐效果、强化主题、结构和意义递进等三个方面进行分析。
The lyric art of repetition in the Book of Songs can be expounded according to the musical effects, intensification of themes and progression of structure and meaning.
船体平板强度在船舶结构极限强度分析中起到十分重要的作用。
Strength of ship plates plays a significant role for the ultimate strength analysis of ship structures.
分析了叉车平衡重后盖的成形工艺，介绍了模具结构及主要工作部分的设计。
The forming technology of balance weight cover of fork truck is analyzed. Die structure and working part design is also introduced.
介绍了重沸器的结构型式，分析了制造上的难点，采取了合理的焊接工艺和制造工艺。
The structure type of reboiler were introduced and manufacturing difficulty were analysed and the manufactory adopted reasonable welding skills and manufacture technology.
故在设计阶段对其进行结构分析和优化设计，对提高产品质量、降低生产成本具有十分重要的意义。
So, structural analysis and optimization in design are important for improving the product quality and reducing the production cost.
用红外光谱仪（FT-IR）、高效液相色谱（HPLC）和热重分析（TG），以及其它物理化学手段对产物的结构和涂膜性能进行了表征。
The structures of the products were characterized by FT-IR, HPLC and TG, and the properties of the coating films were also investigated.
水龙头提环实体建模与有限元分析对其结构设计和性能改进十分重要。
It is very important to improve structural design and performance of entity modeling and finite element analysis of the swivel bail.
运用电化学动态极化法、红外光谱和热重等分析方法研究了缓蚀水溶性聚苯胺的结构性能和缓蚀机理。
Ptentiodnamic polarization, FTIR, and TG were applied to investigate the structure and electrochemical performance of inhibitive water-soluble polyaniline.
分析履带行走机构支重结构，在各机型中使用不同支重结构的可行性。
Analyse bearing structure with the crawler, its feasibility for variant bearing structure in variant pattern machine.
并采用X—射线衍射分析、扫描电镜和差热差重分析，研究了复合蓄热材料的性能和结构。
Structures and properties of these materials were studied by X-ray diffraction (XRD) analysis, scanning electronic microscopy (SEM) observation and differential scanning calorimetry (DSC) analysis.
在材料层次研究方面，本文首先验证分析了高钛重矿渣的结构稳定性和物理力学性能。
In the aspect of the study on the level of material, this paper first testifies and analyzes the stability of the structure and the physical mechanics performance of high titanium heavy slag.
采用场发射扫描电镜(FESEM)、红外光谱(FTIR)、热重分析(TGA)等方法对复合膜结构进行表征。
The structures of the composite films were characterized by field emission scanning electron microscopy (FESEM), Fourier transform infrared spectroscopy (FTIR) and thermo gravimetric analysis (TGA).
斜拉桥检测分析研究对于这类大型桥梁的养管、维修、监测及结构设计有着十分重要的作用。
It is very important for maintaining, monitoring and designing the great bridge to analyze and check the cable-stayed bridge.
提出了一种新的结合特征灵敏度直接法和向量值函数有理逼近的结构动力重分析方法。
The new method is based on combining perturbation method of eigen-problems with rational approximation of a vector-value function .
因此，研究和应用先进的分析计算方法，解决结构的优化问题，具有十分重要的理论意义和实用价值。
So, study and apply the advanced method of analysis and calculation, solve the problem of optimization of the SCARA robot's structure, which is very important and valuable.
薄壁构件的总势能方程在结构稳定分析和工程设计中具有十分重要的地位和意义，是进行结构稳定计算的基础和钢结构设计规范中制定相关设计公式的依据。
As a main indicator of structural stability, the total potential energy equation for thin-walled members is widely referred to in academeic research and practical design of steel structures.
介绍了直线电机驱动抽油机的工作原理、结构和特点，对其悬点运动、载荷及平衡重的计算作了分析，研究了修井作业时应注意的事项。
The working principle, structure and features are introduced in this paper. An analysis of calculation for lifting point movement, load and balance weight is introduce as well.
合成了甲烷磺酸铜，其结构经热重分析和IR表征。
Copper methanesulfonate was synthesized and characterized by TGA and FT-IR.
用SEM、XRD、 粒度分析和热重分析表征不同包覆厚度的双金属粉和原始镍粉的表面形貌、包覆结构及其抗氧化性。
The surface morphology, microstructure and oxidation resistance were characterized by SEM, XRD, TG and other methods for the coated powder.
作者用有机近代分析方法对有争议的重氮树脂的结构进行了探讨。
This paper also discusses the relation between properties and the structure cf diazo resin.
作者用有机近代分析方法对有争议的重氮树脂的结构进行了探讨。
This paper also discusses the relation between properties and the structure cf diazo resin.
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