查询词典 rational fractional function

The fractional Fourier transform is a linear operator,and will not be influenced by cross terms.

分数傅立叶变换是线性变换，不存在交叉项，采用分数傅立叶变换搜索匹配动目标信号，使其能量汇聚。

The state-space representation of linear time-invariant fractional order systems is introduced, and a proof of their stability theory is also given.

介绍了分数阶线性定常系统的状态方程描述，并给出了其稳定性定理的一个证明。

Based on the stability theory of fractional-order linear system,stability of the proposed method is analysed.

基于分数阶线性系统的稳定性理论，分析了该方法的稳定性。

According to the mineralization of Cu-Ni and Pt-Pd deposit, Cu-Ni sulphides were formed by liquation in the late phase of fractional crystallization of magma chamber, and the Pt-Pd mineralization mainly occurred on the process of fluid action after diagenetic stage.

就铜镍和铂钯矿化而言，铜镍硫化物形成于岩浆房分离结晶晚期的熔离作用，而铂钯矿化则主要在成岩期后流体作用阶段形成。

In the meanwhile,we also establish the boundedness results of the higher order commutators generated by Hardy-Littlewood maximal operator with rough kernels and corresponding fractional maximal operator with rough kernels on MK_~.

同时还建立了Hardy-Littlewood极大粗糙算子和相应的分数次极大粗糙算子所生成的高阶交换子在MK_~上的有界性。

SADI method and a spline method of fractional steps in each coordinate direction as well as truncation errors and...

简要评述了SADI方法和样条方法在每一坐标方向的分步计算方法、截断误差和稳定性。

The accounting of subsidiary production cost, manufacturing cost accounting, the distribution of production fee between completed production and products; the methods of cost accounting are specified as varietals method, job lot method, method of fractional steps, sorting technique method and quota means

辅助生产费用的核算、制造费用的核算、生产费用在完工产品与在产品之间的分配；成本计算的品种法、分批法、分步法、分类法、定额法

A Taylor-Galerkin fractional step method of two steps with the second order accuracy in time and space was developed to deal with the 3-D nonlinear large-amplitude sloshing problem. The calculation coordinates was fixed in the container, and the external excitation was regarded as the mass force.

取与容器固结的坐标系，将外激励视为质量力，针对刚性容器内流体非线性大幅晃动问题，提出了在时间和空间上均具有二阶精度的两步Taylor-Galerkin分步有限元方法。

Pb and Fe as promoters, Pd/CaCO3 Lindlar catalysts were modified by impregnation method of fractional steps on unique supports. The new catalysts were prepared for one-step oxidative esterification of methacrole to continuously synthesis methyl methacrylate.

以Pb、Fe为助剂用分步浸渍法在特制的载体上改性Pd/CaCO3催化剂，制备了用于甲基丙烯醛一步氧化酯化液相连续法制备甲基丙烯酸甲酯的新型催化剂。

Factors with prescribed properties such as factors including or excluding some given edge, maximum or minimum factors, factor covering and connected factors; 3. Factorizations of graphs; 4. k-extendable graph and its generalizations. Fractional graph theory is a relatively younger research branch.

例如，因子与图的最小度，韧度，联结数：邻域并等参数之间的关系；2·研究图的有限制条件的因子，例如，有约束条件的因子，图的连通因子，图的最大最小因子；3·图的因子分解；4·k-可扩图及其推广等。

My father is over 60 years old, and he lifts weights every day.

我爸爸六十多岁了，他每天都练习举重。

Then in a serious tone she declared:"It doesn't pay, dear boy, to look like a ninny with one's wife the first night."

两眼湿润了，她把身子蜷得很小，这样似乎可以更好地闻闻自己。