fluctuation的例句大全

According to researches, there are three useful methods about software data mining: target evaluation method, fluctuation degree method, center knowledge method.

提出了3种实用的软件数据挖掘方法：评价指标法，中心知识法，偏离度法。

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Assuming that the target RCS fluctuation characteristic is the Gaussian spectrum characteristic, this paper simulates the target RCS fluctuation characteristic by white Gaussian noise passing through a lowpass filter with Gaussian spectrum shape.

在假定目标RCS起伏为高斯形状频谱特性的前提下，将高斯白噪声通过一个高斯谱特性的低通滤波器来模拟目标RCS起伏特性。

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To analyze and evaluate the effect of target's RCS fluctuation on the performance of radar detection, a series of statistical models are introduced.

为分析和评估目标RCS起伏对雷达检测性能的影响，常用一些统计模型来描述目标RCS的起伏。

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The author discusses the defects of the existing primary model of exchange rate target area and puts forward a way to decide the exchange rate target area fluctuation based on equilibrium analysis.

本文分析了汇率目标区基本模型存在的缺陷，在此基础上提出以均衡分析为基础确定汇率目标区浮动区间的基本思路。

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According to the result, the symmetric relational contract between the principal and agent depends only on the fluctuation of the targeted innovation ′ value and has nothing to do with the agent ′ s characteristic parameters such as the R& D productivity and the private marginal cost.

结果表明，研发项目外包者和承包者之间的对称性关系契约只与技术成果价值的波动幅度有关，而与承包者的研发生产率系数及私人成本系数等特征参数无关。

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Simulation results show that with the non-linear constant phase path, spectral spreading has been resisted and the envelope fluctuation has been reduced by using the new IJF signals on the phase modulation technologies.

仿真结果表明：将其应用于相位调制技术后，相位路径非线性平滑连续，有效降低了调制起伏幅度，抑制了频谱扩展。

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Undoubtedly, market-oriented reform promoted the economic growth rate, and changed the mode of economic fluctuation in China.

毫无疑问，中国的市场化改革提高了经济增长率，改变了经济的波动方式。

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Desiccation happened in the entire soil profile is a direct cause of the yield fluctuation for high-yield field, but low water absorbing capacity of the crop for low-yielding field.

高产田作物耗水量较高，从而导致土壤相对干燥化。土壤干燥化是高产田产量产生波动性的直接原因；

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" Bread is the staff of life", so there is a close relationship between the fluctuation of price and people's life quality.

“民以食为天”，所以物价的波动与民众的生活品质有着密切的联系。

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The theoretical count on the velocity fluctuation and the reynolds stress and the analysis of reasons-mechanism for turbulence

脉动流速和雷诺应力的理论计算及紊流的产生根源和紊流机制分析

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The piston pump with cylindrical cam-drive mechanism changes the discipline of the movement of the plunger through the cylindrical cam-drive mechanism with special profile, which leads to no fluctuation in constant flow and pressure. The uneven degree of theoretical flow is zero.

圆柱凸轮柱塞泵是通过具有特殊轮廓曲线的圆柱凸轮机构改变柱塞的运动规律，使其流量和压力基本无波动，流量不均度理论上为零。

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The reason of the dispersion and reunite of the carbon nanotubes in the pure water after ultrasonic oscillator is analyzed by using the fluctuation principle and the theory of the dispersion and reunite of the particulate.

再利用涨落原理和微粒分散与团聚理论，分析了超声振荡后水中碳纳米管分散与团聚的原因。

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Some new facies assemblages and transitions from one to another type of barrier-lagoon systems have been created due to longterm tectonic subsidence, sea level fluctuation and changes of sediment input.

同时，由于构造运动、海平面变动和泥沙供应的长期变化，也发现若干新的沉积相组合和不同类型砂坝-泻湖体系转化的新途径。

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By studies on lots of sections and data about global tectonic movement, sea level fluctuation, sedimentary process, climate variation, and biosphere evolvement, the periodicity and the staged character of evolutive process of geo sphere were expatiated.

通过对众多剖面的研究，以及对石炭纪以来包括全球构造运动、海平面升降、沉积作用、气候变迁、生物界演化等诸多资料的综合分析，阐述了地球圈层演变过程的周期性和阶段性特征。

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Tee junction is easily suffered from temperature fluctuation resulting in thermal fatigue in the piping system of petroleum, chemistry, energy, and power.

石油化工、能源动力等领域的管道系统中的T型管道容易遭受温度波动而诱发热疲劳失效。

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The Influence of Temperature Fluctuation and Wavelength Departure upon the Diffraction Lens Performance

温度涨落和波长偏离对衍射透镜性能的影响

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An active temperature feedback method is proposed and demonstrated to suppress the RAM fluctuation by controlling the EOM temperature.

提出并实现了采用主动温度反馈控制电光晶体温度对剩余幅度调制变化的抑制。

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Joint Time Frequency Characteristics of Temperature Fluctuation in Small Scale Fire

小尺度火焰温度波动联合时频特征初探

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The solar activity and air temperature fluctuation in recent 2500 years

2500多年来的太阳活动与温度变化

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The fluctuation does not influence technical efficiency and scale profit evaluation, but has great influence on the analysis of economic benefit. When corn price goes up, the economic benefit of VRF is more obvious.

玉米价格波动对技术效率评价和规模收益评价没有影响，对经济效益分析产生较大的影响，玉米价格越高，变量施肥经济效益越明显。

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