查询词典 value engineering

The estimation of signal parameters is an important research field of modern signal processing. It finds wide applications in many fields, such as radar, communications, sonar, seismology, radio astronomy, biomedicine engineering, etc. So, its study is of great theoretical and practical value.

信号参数估计是现代信号处理领域内一个重要分支，它在雷达、通信、声纳、地质勘探、射电天文以及生物医学工程等众多领域有着广泛而重要的应用前景，因此对各种参数估计方法的研究有着重要的理论和应用价值。

With financial engineering a fading memory, the real value of private equity lies in improving the performance of portfolio companies.

金融工程逐渐被世人遗忘，私募股权的真正价值在于改善组合公司的业绩。

It is anticipated that this paper would have some referential value to quality inspection and evaluation for bridge engineering.

希望通过本课题的研究，能为桥梁工程的质量检验评定工作提供有益的借鉴。

The lifetime cost is composed of materials, labor, machinery, engineering, cost of money, insurance, maintenance, refurbishment, and ultimately, demolition and associated disposal, recycling, and replacement, less the value of scrap and reuse of components.

寿命成本的组成材料，劳力，机械，工程，成本，资金，保险，维修，翻新，并最终危及拆迁及相关处理，回收，并更换，减少的价值，废弃和再利用的部件。

Represented companies from 15 countries demonstrated their entire value-added chain of product engineering comprising raw materials, semifinished products, components as well as methods and services to as many as 7,023 international specialist visitors.

320所代表的公司来自15个国家表明，他们的整个增值链条产品工程组成的原料， semifinished产品，部件，以及方法和服务，以多达7023国际专家的旅客。

This paper not only has the theories signification but also has the reference value in engineering practice.

因此，本文对实际工程具有一定的研究和参考价值。

In the aspect of the study of the application of HHT method, This dissertation has done three part of jobs: first, the Elcentro strong ground motion which is in common use in earhtquake engineering is analyzed by HHT method, getting its amplitude-frequency-time distribution and the comparison between the HHT marginal spectrum and Fourier spectrum is also made; second, the typical nonlinear system defined by the Duffing equation is analyzed by HHT method, getting its numerical value's amplitude-frequency-time distribution and the comparison between the HHT marginal spectrum and Fourier spectrum is also made; third, define the stationary degree of non-stationary signals making use of 3-D time-frequency spectrum and marginal spectrum, the stationary degree curve of Elcentro seismic recording is protracted according to its defining formula, the stationary degree curve of Elcentro seismic recording which change with time is protracted according to similiar definition.

在HHT方法的应用研究方面，本文做了三部分的工作：首先，利用HHT方法分析了地震工程中常用的Elcentro非平稳强震记录，得到了该记录的振幅－频率－时间分布特性，并将得到的边际谱与傅立叶谱做了比较；其次，应用HHT方法分析了典型的非线性系统－Duffing方程，得到了该方程数值解的振幅－频率－时间分布特性，并将得到的边际谱与傅立叶谱做了比较；最后，利用三维时频谱与边际谱定义了非平稳信号的平稳度，并依照其定义式绘制了Elcentro地震波记录的平稳度曲线，依照类似与依赖与频率变化的平稳度定义，初步尝试编程绘制了Elcentro地震波随时间变化的平稳度曲线。

Being a subproblem of process systems engineering, synthesis of operating procedures for chemical processes has great theoretical significance and practical value.

作为过程系统工程领域的一个子课题，化工过程操作程序的设计有着重大的理论意义与实用价值。

This paper has some value for surveying works of similar engineering project.

本文对类似工程的测量工作有一定的参考价值。

Emphasis on competition is the industry the driving force of progress, the engineering of the competition is the survival of "value" of war.

强调竞争是产业进步的动力，工程界的竞争是生存「价值」的战争。

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％。