查询词典 descent method

The results showed that the multiplex pcr method was rapid, specific and sensitive compared with national standard method.

结果表明，本研究建立的多重pcr检测方法简单、快速、灵敏度高，具有很好的应用前景。

For the partial products generation, the novel method of Booth encoding combined with partial products generating is put up, which can directly map the multiplicand and multiplicator to partition products without generating the BOOTH encoding results. For the optimization of Wallace tree adding, the series formulas of full-adder and 4-2 Compressor realization are introduced to guidance the selection. For the non-bias round, forwarding round disposal in Wallace tree method is brought forward to avoid the final multi-bit adder. Also, the idea of delay-oriented partition of the MAC frame is put up to achieve the perfect match with multi-pipeline DSP architecture.

提出了一种构建多模式算法最小并集的MAC通用结构思想与一种划分MAC通用结构以适应多流水级DSP处理器设计的通用MAC设计方法；对于BOOTH编码和部分积产生，提出了直接建立被乘数与部分积的多路选择映射关系的BOOTH编码和部分积联合产生方法；对于最优Wallace树型加法实现，提出了全加器和4-2 compressor电路实现Wallace树加法所需的关键加法路径级数公式以指导实现选择；对于无偏舍入处理，提出了在Wallace树处理舍入问题的舍入运算前置方法；提出了以时延为导向的MAC各部分单元组合与流水线匹配具体方法。

Gross economy increases times at highway investment construction by the function of investment multiplicator, but on calculating the investment multiplicator we often use the method of Keynes , this method is not adapt to calculate the investment multiplicator of highway investment.

公路投资建设过程中通过投资的乘数作用引起国民经济成倍的增长，但是目前计算投资乘数时普遍采用凯恩斯提出的算法，这种算法在计算公路建设投资产生的投资乘数时是不适合的。

During the pre-processing of the finite element analysis, the interactive subdivision method which combines the computer's high efficiency with human's intelligence is realized. The dummy node method, which is used to solve the subdivision problem about multiply connected region and the region with isolated verge combining the optimization algorithm in topology, is brought forward for the first time in this dissertation.

在有限元分析的前处理中，本文实现了既充分利用计算机的高效性又融合了人工干预的灵活性的交互式网格生成算法，并且首次提出虚拟节点法，结合图论优化算法解决了多连通域及包含孤立边界的任意形状目标区域的网格自动生成问题。

A non-stiff transformation method is presented in this paper, based on the above theory, general Schur product multistep method is put forward.

本文讨论了刚性常微方程的非刚性转化方法，在此基础上，获得一类广义Schur积多步法（通过这种非刚性转化方式，显式Euler方法将成为一个A-稳定的方法）。

It is proved that if the RungeKutta method and the linear multistep method are of order p, then the numerical Hopf bifurcation value is an approximation to the Hopf bifurcation value of the equation itself of the same order p.

证明了如果Runge-Kutta方法和线性多步法是p阶的，那么数值Hopf分支值以相同的阶数p逼近于方程本身的Hopf分支值。

Multistep method is the first method applied to DAEs.Because of some reasonsin history,all algorighms for DAEs come from those for stiff ODEs,mainly thebackward difference formula.

多步法是最早用于直接求解微分代数方程的方法，由于历史上的原因，长期以来使用的公式都是由刚性常微分方程的求解公式导出的，主要是向后差分公式。

This research use of questionnaire inquiry method and the tool is SPSS (Statistical Package for the Social Science), using the method of statistics (multivariate analysis of variance and posteriori comparisons) check the reliability of total data.

本研究方法为问卷调查法，利用SPSS软体工具，透过统计学之多因子变异数分析及事后比较，进而了解不同的家庭所得与家庭人数对於标准家庭在购屋偏好上之相对差异。

The method of fault detection and diagnosis based on MSPC (Multivariate Statistics Process Control) doesn't depend on the math model of system, this method has much more applied function and it has been a study hotspot.

多元统计过程控制的故障检测与诊断方法不依赖于系统的数学模型，因此此方法更具实用性，目前已经成为研究热点之一。

Mumford-Shah method proposed by Mumford and Shah can deal with the leak problem of level set method.

提出递进的基于窄带的多分区C-V方法：Mumford-Shah模型可解决基于水平集的几何变形模型的"泄漏"问题。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。