regional/seasonal variation (= depending on the region or time of year)

This group offers very little contrast variation and may not be suitable to some themes.

这类颜色组合的对比非常小,可能对于某类的主题不是很合适.

This delicious variation on an omelette is quick and easy to prepare...

这种稍加变化的可口煎蛋卷做起来又快又容易。

Every day without variation my grandfather ate a plate of cold ham.

我的祖父每天都会吃一盘冷火腿，雷打不动。

There is a substantial variation in waste strength and waste treatment costs.

废水浓度和处理费有明显差别.

Bach's Goldberg variations

巴赫的《哥德堡变奏曲》

Our study was a useful reference for the identification of other variation EHEC O 157 : H 7 strain.

该菌的检出为大肠杆菌 O157:H7 变异株的鉴定提供了有益参考.

a set of variations on a theme by Mozart

以莫扎特某一乐曲为主题的一组变奏曲

(figurative)His numerous complaints are all variations on a theme (= all about the same thing) .

他的满腹牢骚说来道去都是为了一件事。

This soup is a spicy variation on a traditional favourite.

这种汤是在一种受欢迎的传统汤羹中加了香料。

Then using this auxiliary variational inequality , established the iterative algorithm for mixed quasi-variational-like inclusion.

然后,通过这一辅助形式建立混和拟似变分包含问题解的迭代算法.

The finite element method does not exhaust the possibilities for variational methods.

有限单元法不能排除变分法.

By theory says, the variational principle and the Schrodinger equation are equal.

从原理上讲, 变分原理与薛定谔方程等价.

Hamilton variational principle does not suit nonholonomic mechanical system.

哈密尔顿变分原理不适于非完整力学系统.

Variational methods for image diffusion have been applied to image restoration with edge preserving or enhancement.

采用图像扩散的变分方法可以有效地设计边缘保持或增强的图像恢复模型.

Then the stochastic variational principle is formulated.

并由此推导了二阶摄动随机变分原理.

The phase diagrams of magnetic alloy are studied using variational cumulant expansion.

采用变分累积展开方法,研究了块体磁性合金的相图.

By using scalar variational principle, the numerical transfer function equations are derived.

本方法从光波导的标量变分关系出发, 通过状态方程对问题求解计算.

Dual method is presented for small optic flow computation based on variational models.

基于光流计算的通用变分模型,建立小位移光流场计算的对偶方法.

In this paper the damping boundary is adopted to simulate the effect of variational damping.

本文研究在室内振动台动力模型试验中应用阻尼边界对辐射阻尼效应的模拟方法.

A variational inequality-based algorithm is developed to find the optimal solution.

最后基于变分不等式方法提出了求解优化模型的算法并给出了算例,算例结果表明了网络模型对网络广告定价策略的选择是有效的.