在数
- 与 在数 相关的网络例句 [注:此内容来源于网络,仅供参考]
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At first, the domestic and international current situation of research and development trend of digital readout technology are introduced.
本文首先介绍了国内外数显技术的研究现状及发展趋势,然后分析、论述了感应同步器数显表的工作原理,在此基础上对感应同步器数显表测量系统的设计进行了较深入的研究。
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Alliteration, inversion, etc. In a word, simulating the forms of the source language poems does not only bring us the joy of dancing in fetters, but also explores the representability of the target language.
当然,既然不同语言系统在外观上似无共同之处,我们不可能处处照搬,但其中必有相通的道理和规律可循,理应可以做到哪怕是部分的平行对应,例如行数、音节数、节拍数、韵式,甚至头韵、倒装等。
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After the shipwreck of communism came years of relative quiet, years of repose, years of sabbatical.
在共产主义搁浅以后,我们迎来了数年的相对安宁、数年的休养、数年的安息。
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Using quadratic rotational regression combination design to study the influence on yield and economic characters in different fertilizer and density of the rape, the result showed that the influence of density and fertilizer on yield and active silique per plant were significant but the quantity and weight of seed, while the influence of density on active silique per plant was higher than that of fertilizer but on yield was contrary.
结果表明,在本试验范围内,施肥量和密度对油菜单株有效角果数和产量均有显著的影响,对单株有效角果数的影响是密度大于施肥量,而对产量的影响则是施肥量大于密度;单株有效角果数的最佳组合为施肥量以纯氮227.0kg/hm2、密度9.4万株/hm2,产量的最佳组合为施肥量以纯氮235.7kg/hm2、密度10.6万株/hm2;当控制施肥量、密度分别为214.4—256.9kg/hm2、10.1—11.1万株/hm2时,油菜产量可达3000kg/hm2以上。
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In this paper, a constructive proof of singular value decomposition of quaternion matrix is given by using the complex representation and companion vector of quaternion matrix and the computational method is described.
四元数矩阵的奇异值分解是四元数矩阵理论的重要内容,奇异值分解在四元数矩阵的理论研究和数值计算中都起到非常重要的作用。
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Seven series of monoethylalkanes found in the soil can also be detected in the stalagmite and they exhibit the same distribution patterns.
烷基环己烷的分布在土壤与石笋中呈现了相似的分布模式,但是主峰碳数有所变化,高碳数部分与低碳数部分的相对含量也发生了变化。
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The oxidation of diethyl stilbestrol was dependent on adsorption controlling process at MWNT /graphit modified electrode. The transmitted electron number, 2, was calculated by LAVIRON formula. By the linear relationship of peak potential and pH, it can be inferred that the transmitted number of electron and proton were equal.
己烯雌酚在MWNT/石墨修饰电极上的氧化过程靠吸附控制;由峰电位Ep与溶液pH存在的线性关系求出参与电极反应的质子数与电子数相等,由LAVIRON公式求解出参与电极反应的电子数为2。
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In this paper,we mainly make a deep and systematic study of sample path prop-erties for high and infinite dimensional Gaussian processes,especially for high andinfinite dimensional Wiener process in stronger norm-Holder norm than ever(everbefore,there used to be uniform norm and the process was limited to one dimen-sion).We not only deal with all kinds of functional moduli of continuity,but alsoconcern with different forms of functional limit theorems of C-R increments.
本文主要对高维的以至无穷维的Gauss过程、特别是Wiener过程的样本轨道性质在较以往更强的范数—〓范数下作了系统深入的研究(以往通常采用一致范数,过程限于一维),研究的内容不仅包括各种形式的泛函连续模,而且还包括各种形式的C-R增量的泛函极限定理。
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A new approach for pattern recognition of ultra-high frequency signals of transformer partial discharge based on multi-scale analysis of wavelet packet and grid dimensionality is proposed, in which the multi-scale transform of wavelet packet is used to extract wavelet coefficients of UHF PD signals and by means of improving difference box-counting method the grid dimensionality of multi-scale wavelet coefficients is calculated and the multi-scale grid dimensionality is taken as the characteristic quantity that is used in the recognition of UHF PD signals.
提出了一种基于小波包多尺度分析和网格维数的变压器局部放电超高频信号模式识别的新方法,采用小波包多尺度变换提取局部放电超高频信号在多尺度上的小波系数,通过改进差盒计数法计算多尺度小波系数的网格维数,并将多尺度网格维数作为特征量用于局部放电超高频信号的识别。
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Nowadays the researches of frequency distribution of data are almost limited to normal distribution, while other distributions are seldom studied. Many frequency distributions of data are not normal. This kinds of frequency distribution of data widely exist. Unimodal frequency distribution of data often occurs.
现在绝大多数关于频数资料分布的研究都是基于正态分布的,而对其他类型的分布研究得比较少,实际上频数分布在许多情况下并非呈现正态分布,分布的形态丰富多彩,很多资料都是呈现单峰分布,本研究就是利用数学上常见的八种连续型变量的分布类型去拟合单峰频数资料。
- 推荐网络例句
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Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.
最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势,并设计了一款彩色夜视摄像机。
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Only person height weeds and the fierce looks stone idles were there.
只有半人深的荒草和龇牙咧嘴的神像。
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This dramatic range, steeper than the Himalayas, is the upturned rim of the eastern edge of Tibet, a plateau that has risen to 5 km in response to the slow but un stoppable collision of India with Asia that began about 55 million years ago and which continues unabated today.
这一引人注目的地域范围,比喜马拉雅山更加陡峭,是处于西藏东部边缘的朝上翻的边框地带。响应启始于约5500万年前的、缓慢的但却不可阻挡的印度与亚洲地壳板块碰撞,高原已上升至五千米,这种碰撞持续至今,毫无衰退。