查询词典 fluctuation

This paper oppugns the Efficient Market Hypothesis with paradigm of linear first, thinking it has some problems in the presupposition of market normal distribution , the presupposition of investors rational behavior and explanation of price fluctuation etc, Then a great deal of substantial evidence and analysis results are put forward .

本文首先对线性范式下的有效市场假说提出了疑问，认为有效市场假说中的市场的正态分布假定，投资者理性行为假定和价格波动性的解释等存在问题，并提出了大量的已有实证分析结果来证实。

The δ^13C and Mg/Ca curves drawn from the investigated stalagmites mostly follow the fluctuation of regional paleotemperature, but may be overprinted by other climatic signals.

从研究的石笋中所提出的δ^13C与Mg/Ca曲线一般随区域古气温波动而变化，但不能排除其中有另类气候信号的叠加。

The experiment result shows that this control method can improve the dynamic performance of the motor control system, which accelarates motor responds and restrains overshoots. For the step external disturbance, the system speed only shows a pulse fluctuation with a width of 0.1 s, and the amplitude is one half of that of PID controller.

实验结果表明，该控制方法显著地改善了电机控制系统的动态性能，使电机响应迅速而且没有超调；对于阶跃型外界扰动，系统的速度仅出现了宽度为0.1 s的脉冲型波动，且幅度比PID控制至少减小50%。

This study showed the annual occurrence of the firefly, Pyrocoelia analis . This survey was conducted in the Shilo area of Yunlin County from 1998 to 1999. The occurred fluctuation have shown male appeared from March to October. Low peak appeared from March to April and the high peak appeared from July to August annually. The larvae of various stages were overwintered from September to following February.

本研究调查西螺与新营二地台湾窗萤 Pyrocoelia analis (Fabricius 之周年发生变动情形，从云林县西螺地区调查(1998-1999)结果显示三月到十月间是雄虫之发生期，其中三月到四月间有一次小高峰期，七月到八月间有另一次大高峰期，十一月后至次年的二月间以幼虫越冬。

While effect of disturbance was preponderated over the range of community fluctuation,clim...

在干扰力的作用大于波动的振幅时，顶极群落发生明显退化，群落退化度逐渐增大。

Based on field survey for plant community by quadrates, both quantitative and ordination analyses of plant communities in water-level-fluctuation zone within Three Gorges Reservoir Area of Changjiang River were performed using TWINSPAN (Two Way Indicator Species Analysis) and DCA (Detrended Correspondence Analysis) methods.

运用双向指示种分析法和除趋势对应分析法对三峡库区消涨带植物群落进行了数量分类和排序分析。TWINSPAN将122个样方分成19类，可归为4个植被型，分类结果反映了植物群落与环境梯度间的关系，并在DCA分布图上得到较好的验证。

According to the equation of laser transmission in atmospheric turbulence field, has ratiocinated the relations between the system error rate and the luminous intensity fluctuation under the condition of different number of the transmitting antenna and the correlation coefficient.

根据激光在大气湍流场中的传输方程，分析了在发射天线数目和相关系数不同的条件下，系统误码率和光强起伏的关系。

An MOF official said:"Frankly, I don't think we can afford further tax cut in 2009 given our tight budget", thus experts argue that, local government may come up with tax cuts, not central government. 2 Shanghai is considering rebating paid personal income tax, and giving out Shanghai citizenship to non-local buyers. 3 Shenzhen: MOLR -local's yesterday guidance: to prevent big fluctuation in the 2009 market.

一位商务部官员表示：&坦白讲，按照现有的紧张预算，2009年再进一步减税完全无法承受&，对此专家表示，地方政府可能实行减税措施，中央政府不会了。2）上海正在考虑向购房者返还已上缴个税，同时将向非上海户籍购房者分配一定的上海市户口。3）深圳：市国土资源局昨日发布通知：2009年房市避免价格波动。

Firstly, the nonlinear model is applied in this study. Secondly, the linear modeling process is recapped by highlighting the likely uncertainties which influence the implementation of model-based approaches. Finally, the linear robust observer is designed in the presence of unknown inputs, such as model errors, parameters fluctuation, force disturbance, process noise, measurement noise.

在考虑建模误差、参数变化、外力干扰、过程噪声以及测量噪声等影响因素的前提下，将系统非线性模型进行线性化，并据此设计系统的线性鲁棒观测器。

During the relaunching of treasury future, we borrow Western countries\' price control system to mitigate price fluctuation.

最后，重新推出国债期货的过程中，控制价格剧烈波动的重要手段是借鉴西方国家的价格限制制度。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷