查询词典 proper fractional function

With aperture expanded as the sum of finite complex Gaussian terms, a more practical approximate analytical solution of fractional Fourier transform of Gaussian beam in an apertured paraboloid refracting system is obtained and also numerical investigation is presented.

通过将孔径函数展开为有限项复高斯函数之和，得到了高斯光束在受孔径约束的抛物面折射系统中分数傅里叶变换较符合实际的近似解析表达式，并进行了数值模拟。

Obtained by fractional distillation of liquefied air, it is used in luminescent tubes, flash lamp s, lasers, and tracer studies and as an anesthetic.

用于频闪仪和高摄影术所用的极短促而强烈的闪光灯中。氙闪光灯已用于活化红宝石的激光器。仅与氟和氧化合生成。

Coupling the right to check the installation requirements: fractional coupling of upper and lower homogeneous space; hand several circles coupling dynamic disk rotating flexible inspection.

安装联轴器正确的检查要求：对分式联轴器上下间隙均匀；用手盘动联轴器数圈检查转动灵活。

To solve the difficulties of the discretization and application of fractional order controllers, evaluation strategies of digital realization of FOC are investigated. The realization principle and process of various discretization methods are discussed.

针对分数阶控制器数值计算和应用难的问题，提出了分数阶微积分算子数字实现方法的评估策略，分析了分数阶微积分算子的多种数值计算法的机理和实现步骤。

These rocks are lack of foliation and resulted from the brittle fragmentation of mineral grains with rotation of grain fragments accompanied by fractional grain boundary sliding and dilatancy.

这类岩石缺乏面理构造，是由于矿物颗粒的脆性碎裂，旋转以及颗粒边界的磨擦滑动和扩展而造成的。

These rocks are lack of foliation and resulted from the brittle fragment ation of mineral grains with rotation of grain fragment s accompanied by fractional grain boundary sliding and dilatancy.

这类岩石缺乏面理构造，是由于矿物颗粒的脆性碎裂，旋转以及颗粒边界的磨擦滑动和扩展而造成的。

A new tool for time-frequency analysis, Fractional Fourier Transform, is introduced in this paper.

本文介绍了一种崭新的时频分析工具——分数阶Fourier变换。

X is a real-type expression. The result is the fractional part of X; that is, Frac = X - Int.

Frac函数返回参数X的小数部分，X是一个实型数，该函数的作用等价于Frac=X-Int。

Article 17 The basic unit of Renminbi is Yuan and the units of fractional currency of Renminbi are Jiao and Fen.

第十七条人民币的单位为元，人民币辅币单位为角、分。

Article 4 The unit of RMB shall be Yuan, the units of fractional currency of RMB shall be Jiao and Fen.

第四条 人民币的单位为元，人民币辅币单位为角、分。1元等于10角，1角等于10分。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。