查询词典 derivation

The derivation and association of ideas are exactly the same.

这两种观念的由来和联系是完全相同的。

Different from the scattering theory used in the derivation of conventional generalized screen propagator, in this paper, a high order formula of generalized screen propagator for oneway wave equation is proposed by using the asymptotic expansion of singlesquareroot operator.

不同于常规广义屏传播算子的推导中使用散射理论，本文利用单平方根算子的渐近展开，推导出了单程波方程广义屏传播算子的高阶表达式。

The clutter is assumed to be of Weibull distribution or characterized by a log-normal distribution. It is presented that a detailed derivation of the formula about asymptotic relative efficiencies of generalized sign test and Mann-Whitney detector are compared with optimum linear parametric detector.

选择韦伯分布和对数正态分布为两种非瑞利杂波模型，推导广义符号和Mann-Whitney检测器相对于最佳线性参量检测器的渐近相对效率的计算公式。

The derivation of domestic cattle from the extinct wild aurochs has been well-documented by archaeological and genetic studies.

核心提示：最近，爱尔兰和英国的科学家利用6，700年前的古代野牛的前肢骨骼样本，成功地测序出完整的线粒体DNA基因组序列。

A ultra-short term load forecasting method based on autoregression;2. A novel method called load derivation is introduced for ultra-short term load forecasting of power system.

仿真表明了改进模型的有效性和算法的可行性，对于超短期负荷预测这类需要反应迅速的问题，采用本文提供的方法进行预测是可靠且非常有效的。

Therefore,an attempt was made to describe the essence,signification and the correct application conditions of measurement parameters of PAM chlorophyll fluoremeter in this paper,as well as the derivation of relative measurement formula from perspective of axiomatization.

为此，本文尝试从其本质、意义及其正确的使用条件等方面对调制叶绿素荧光仪的测量参量进行阐述，并对应用中的相关计量公式从公理化的角度进行了演释推导。

By solving the SturmLiouville eigen-equation in the barycentric coordinate, the generalized sine and cosine functions in the triangular domain are constructed. Properties of these functions are systematically investigated by visualization and theoretical derivation.

本文通过求解重心坐标下的Sturm-Liouville特征方程，构造出了三角区域的广义正弦函数和广义余弦函数，并通过可视化与理论推导相结合的方法系统的研究了这两组函数的性质。

By solving the Sturm-Liouville eigen-equation in the barycentric coordinate, the generalized sine and cosine functions in the triangular domain are constructed. Properties of these functions are systematically investigated by visualization and theoretical derivation.

本文通过求解重心坐标下的Sturm-Liouville特征方程，构造出了三角区域的广义正弦函数和广义余弦函数，并通过可视化与理论推导相结合的方法系统的研究了这两组函数的性质。

This section basically analyses the characteristic of land, from this and the academic basis that derivation gives estate rate.

本节主要分析土地的特征，由此而推导出房地产估价的理论依据。

Mathematical derivation and classical application of continuity equation and Bernoulli equation are given in flow measurement.

文章介绍了流体力学理论如何和流量计量结合，给出连续性方程和伯努利方程在流量上的推导和经典的应用。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。