1) differential-resistance model
单元阻力模型
1.
Experimental study on differential-resistance model in multiphase flow metering;
多相流量计测单元阻力模型实验研究
2) mechanical subelement model
力学子单元模型
1.
To enhance computational efficiency, the mechanical subelement model is adopted to describe nonlinear material behaviors.
采用UpdatedLagrangian描述、建立了基于力学子单元模型的增量型有限变形杂交 /混合有限元列式 ,其中以第二类Piola Kirchhoff应力增量和位移增量作为独立变量。
3) elemental-level damp model
单元层次的阻尼模型
4) unit model
单元模型
1.
Research of CAx integration based on unit model
基于单元模型的CAx集成研究
2.
the network structure of the gas system is made up of gas pipeline network and unit model.
通过对煤气系统网络结构的分析与研究,给出了煤气系统网络及其调度单元模型。
3.
According to the ball mill pulverizing process motion character s basic causality,a structure decentralized model is built which is consisted of six unit models,three causality chains and four inter-chain associations.
按照球磨机制粉过程运动特性的基本因果关系,建立一种球磨机制粉过程的结构分散化模型,它由6个单元模型、3条因果链和4支链间关联的模型构成。
5) model unit
模型单元
1.
According to the field expert knowledge about prediction model unit selection in the miner al deposit statistics prediction, this paper designs and realizes an expert system for model unit selection and its consultation medium by GURU expext system tool and C program language.
本文根据矿床统计预测中模型单元选择的领域专家知识，用基于规则知识表示的ＣＵＲＵ专家系统工具及Ｃ语言建造了一个模型单元选择的专家系统及其咨询界面，解决了如何确定最佳的模型单元这一难题，最终形成了模型单元数据库，这就提高了数学模型的精度和预测的效果，为用户提供了一个高效率的计算机辅助工具。
2.
Acertain numbers of model units with a precise quantity of reserves,are the basis for the establishment of the models for prediction of mineral resource potentiality.
具一定数量并有确定储量的模型单元是建立矿产资源潜力预测模型的基础。
6) element model
单元模型
1.
Based on the fiber element model and layered shell element model developed and validated by the authors,this paper establishes the numerical model for space concrete frames under fire.
根据作者开发并经过试验验证的纤维梁单元模型和分层壳单元模型,通过考虑他们之间的协调关系,建立了考虑楼板的空间混凝土框架结构火灾反应数值模型,并通过作者开发的火灾反应分析系统RCF ire,实现了整体结构的火灾反应分析。
2.
At present, for non-linear finite element method of reinforced concrete, according to simulative methods, element models can be divided into three kinds: separate model, combined model and integral model.
钢筋混凝土有限单元模型按钢筋模拟方法的不同分为分离式、组合式及整体式三种。
补充资料：肺循环阻力(或全肺阻力)
肺循环阻力(或全肺阻力)
pulmonary circulation resistance
血液在肺部血管内流动时和血管壁之间的摩擦力和血液内部的摩擦阻力。肺动脉管壁较薄，分支短而管径大，故肺动脉的可扩性较大，对血流的阻力很小，仅0.12PRU(外周阻力单位)。肺循环动脉部分总的阻力和静脉部分总的阻力相等，故血液流动时在动脉部分的压力降落和静脉部分的压力降落相等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条