理论模型

The second chapter introduced theoretical model of the domestic and foreign rural labor force flow problem.

第二章介绍了国内外农村劳动力流动问题的理论模型。

The theoretical models for hydraulic parameter s of fluidics downhole boost compressor were set up with the fluid mechanics network method on the basis of structure and work principle of the first generation of downhole boost compressor.

基于射流式井底增压器第一代样机结构和工作原理，运用流体力学网络分析方法，建立了射流式井底增压器的水力参数理论模型。

The theoretical models for hydraulic parameters of fluidics downhole boost compressor were set up with the fluid mechanics network method on the basis of structure and work principle of the first generation of downhole boost compressor.

基于射流式井底增压器第一代样机结构和工作原理，运用流体力学网络分析方法，建立了射流式井底增压器的水力参数理论模型。

The theoretical model s for hydraulic parameters of fluidics downhole boost compressor were set up with the fluid mechanics network method on the basis of structure and work principle of the first generation of downhole boost compressor.

基于射流式井底增压器第一代样机结构和工作原理，运用流体力学网络分析方法，建立了射流式井底增压器的水力参数理论模型。

Furthermore, the non-linear global stiffness matrix is updated in the time domain as the riser deforms.7, Potential relationship between the freely vibration and the forced oscillation has been investigated and a theory model is successfully constructed.

该理论模型可同时考虑到雷诺数和质量阻尼比对横向振幅幅值的影响，同时也再次证明雷诺数是影响涡激振动横向振幅的一个重要参数。

Through the theoretical model and milling experiment they discuss the condition of producing forced vibration and chatter in milling process and the chatter characteristics.

通过所建理论模型及铣削试验讨论了铣削过程中强迫振动、颤振的产生条件及特点。

Focusing on these issues, we summarize the theoretical models and formulism behind the experimental observation in this review.

本文着重就这些非理想电化学现象的理论模型、基本公式和微观认识进行了评述。

The above four dimensional factors present a comprehensive picture regarding the competitiveness of venture firms.

本文以风险企业演化中的竞争力为研究对象，创建了风险企业竞争力的理论模型。

In the second chapter, a theoretical model of FRAs is presented and the main characteristics of FRA are discussed.

接着在第二章中对FRA的理论模型进行了较全面的分析，并讨论了FRA的主要工作特性。

Thisdocumentgivesatheorymodelandthemainprocessofthetechnologyofdynamicallydiscovering program invariants which based on thecontract and shows thetechnology of dynamically discovering functional dependence program invariants combined with Java program language.

主要描述基于合约的似然程序不变量发现的基本理论模型，以及程序不变量发现的主体过程，并结合Java程序设计语言进一步阐明函数依赖程序不变量动态发现的一种方法。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。