1、

Methods: Twenty one patients aged from 1.1 to 6 years old were included. The diagnosis was made by clinical physical examination and two dimensional echocardiogram.

方法:21例患儿,年龄1.1~6.0(3.8±1.6)岁,体质量9~30(18.4±8.2)kg,均经临床和心脏超声诊断为PDA。

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2、

The characteristics of photonic forbidden band and impurity mode in doped one-dimensional photonic crystal were investigated by numeral simulated calculation with the method of characteristic matrix.

运用光在分层介质中传播的特征矩阵方法,通过数值计算,研究了掺杂一维光子晶体中光子禁带及杂质模的特性随不同偏振光及入射角的变化。

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3、

Effect of Medium Absorption on the One-dimensional Photonic Crystal Forbidden Band

介质吸收对一维声子晶体禁带的影响

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4、

Character and widness of forbidden band of one-dimensional photonic crystal

一维光子晶体禁带的特点及增宽

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5、

The Transmission of Finite-Period, One-Dimensional Photonic Crystal and Forbidden Band

有限周期的一维光子晶体的透射率及其禁带

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6、

Modulation on wide photonic forbidden band of one-dimensional photonic crystal by index of refraction

一维光子晶体禁带宽度对折射率的响应

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7、

The numerical simulation of adsorbent bed has adopted one-dimensional uniform pressure field model along the circumference.

吸附床的数学模拟采用沿吸附床周向的一 维 均匀压力场模型.

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8、

Negative difference resistance in one-dimensional molecular wires based on ATK

基于ATK的一维分子链负微分电阻效应计算

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9、

It shows that as far as one-dimensional consolidation is concerned, the influence of variation of auto-correlation distance on consolidation degree is insignificant.

结果表明,软粘土地基一维固结对于竖向固结系数自相关距离变化的敏感性很弱;

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10、

The continuous dynamics of the one-dimensional Heisenberg antiferromagnet model

一维海森堡反铁磁体的连续动力学

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11、

This paper proves the equivalence between the one-dimensional Heisenberg antiferromagnet model in the semiclassical limit of large-but-finit S and O ( 3) nonlinear sigma model.

本文证明了一维海森堡反铁磁体自旋链模型在半径典极限下具有大而有限S时与O(3)非线性σ模型相等。

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12、

In particular, the nitrogen-containing heterocycle ligands, such as bipyridine, pyrimidine and azine and their derivatives, are most widely used. As their complexes can generate one-, two-and three-dimensional structures.

含氮杂环-联吡啶、联嘧啶和连氮等杂环化合物及其衍生物-是最常见的多齿配体之一,这些配体与金属Cu(Ⅰ)能形成一维、二维和三维结构的配合物。

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13、

Research of One-dimensional Consolidation Theory Considering Nonlinear Characteristics of Soil

考虑土体非线性特性的一维固结理论研究

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14、

Consolidation test is the method to study on one-dimensional deformation of soil.

固结试验是研究土体一维变形的测试方法。

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15、

All of these reveal the further properties of the wave propagating in one-dimensional elastic continuum.

进一步揭示了一维太原理工大学硕士学位论文弹性固体中非线性波的传播特性。并且在相平面上对这三类非线性方程进行了定性分析。

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16、

Generalized Difference Methods for One-dimensional Unsteady Convective Diffusion Equation

非定常一维对流扩散方程的广义差分法

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17、

A one dimensional ablation model with transpiration cooling control and nonlinear effect is studied, which is a distributed parameter control system with moving boundary and both governing equation and boundary conditions involving control variable.

本文研究了具有发汗冷却控制的一维烧蚀模型和非线性影响。这是一类具有活动边界的分布参数控制系统问题,且在方程与边界条件中同时出现控制变量。

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18、

Conclusion Differential proteins can be obtained and used to identify the Chinese traditional medicinal crops by means of one-dimensional electrophoresis combined with antigen analysis.

结论采用一维电泳结合抗原分析,方法简单,可以获取差示蛋白用于中药材基原鉴别。

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19、

The method adopts the frequency domain masking technique to mask the peak fields of the radar echos' Fourier transform data, and uses the fractional correlation comprising of Fractional Fourier Transform ( FrFT) and inverse Fourier transform to detect the ARM only in one-dimensional searching.

该方法利用雷达回波的频域(Fourier变换)数据,根据尖锋作遮隔处理后,直接运用基于分数阶Fourier变换(FrFT)和Fourier逆变换的分数阶相关方法,通过一维搜索来检测ARM。

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20、

One Dimensional Expression of the Adjustment Formulas of the Rank Deficit Levelling Network

秩亏水准网平差公式的一维表达式

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