The rod pumping is the predominance mechanical recovery mode in world petroleum production, the system dynamical simulation is the base of system efficiency analysis and optimum design.
有杆泵抽油是世界采油工程中一直占主导地位的机械采油方式，系统动态模拟是系统效率分析和优化设计的基础。
Compared with optimum design, the method has characters such as simpler program and less strict requirements for design model, and it is a supplement to mechanical design methods.
该方法与一般优化设计方法相比，具有编程简单、对设计模型性态无严格要求的特点，是机械设计方法的一种补充。
The broad range of standard hydraulics and mechanical design options ensure optimum fit to customers duty requirements, using proven pre-engineered solutions.
这些工程设计之前经过验证通过的宽型谱范围的标准水力设计和采用标准模块的机械设计确保了与客户需求的最大契合。
This paper presents a mathematical model, a scheme of optimum methods and basic computation formulas for optimum design of mechanical antivibration characteristics based on model analysis.
本文提出以模态分析为基础的机械抗振性能优化设计数学模型、优化设计方法方案及基本运算公式。
According to the higher requirement of multi objective optimum design of mechanical products, the optimization algorithm of gray mixing discrete variables is given.
根据机械产品对多目标优化设计的更高需求，提出了灰色—混合离散变量多目标寻优算法。
This paper deals with the mechanical model from FEM analysis and the structural optimum design, which can be computed by means of the program system DDDU-2.
本文探讨了某特种车车身的有限元分析和结构优化设计的力学模型，利用DDDU - 2程序系统进行了计算。
The mechanical part design needs the function and service conditions having every component in hand sufficiently, by the fact that the various arithmetic reaches optimum design call for;
机械部分的设计需要充分掌握各部件的性能及使用条件，通过各种运算达到最佳的设计要求；
This modification is not only an optimum program but also a design for mechanical models.
这一“修改”既是数学上的优化问题又是工程设计问题。
Moreover, the author proposed "damage degree" as a criterion in obtaining the optimum structure parameters. A relationship between the optimum design of mechanical elements and r…
为了寻求零件最优的结构参数，作者引入损伤度作为判据，建立了零件优化设计与随机疲劳寿命的联系。
Moreover, the author proposed "damage degree" as a criterion in obtaining the optimum structure parameters. A relationship between the optimum design of mechanical elements and r…
为了寻求零件最优的结构参数，作者引入损伤度作为判据，建立了零件优化设计与随机疲劳寿命的联系。
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