查询词典 variable quantity

In the model which has one product, the first level is a multi-goal programming, the decision-making variable is treaty tanff ,the second level is a nonlinear programming and the optimum tariff will he decided, the third level is a game, the industries decide the sale in domestic market and quantity of export by competing.

在单产品模型中，上层是多目标规划问题，通过谈判决策谈判关税；中层为一个非线性规划问题，决策国家的最优关税；下层为一个博弈问题，通过产业间的竞争决策内销量和出口量。

According to fuzzy random variable theory, calculated method of fuzzy random characteristic quantity of system risk grade is given, which can be used to prediction risk assessment of system.

根据模糊随机变量理论提出了系统危险等级模糊随机特征量的计算方法，它可用于系统危险性的预测评价。

By using fuzzy random variable theory and fuzzy set theory, the concept and its calculation method of fuzzy random characteristic quantity of safety grade are put forward.

指出了用模糊评价法确定系统的安全等级所存在的和不足之处。

Using it we can approximately obtain the expectation of any function,using the certain quantity the random sample particle to express the posterior density of random variable in the model,and can be used in the any non-linear random models.

粒子滤波算法是一种适用于非线性非正态约束的基于模拟的统计滤波算法，可以近似得到任意函数的数学期望，利用一定数量的随机样本粒子来表示模型中随机变量的后验概率分布，并且能应用于任意非线性随机模型。

It is found that: the standard Model can be used to predict flows at the station and resultant velocity and temperature field under some reasonable presumptions; the impact brought by stopcock wind is variable according to the different tunnel structures; the temperature of is related with the distribution of heat load; the VAV system has advantage in energy saving, but when the air volume reduced to a certain degree, we should consider the alteration of rising the temperature of supply air, and increasing the quantity of it.

研究表明：采用合理的假设，标准的湍流模型能够较为准确地模拟和预测地铁站台的温度场与速度场；活塞风对站台的影响随区间形式的不同而不同；空调送风温度的设定与负荷的分布情况有密切的关系；针对站台空调季全天的负荷变化，VAV环控方案可以达到节能的目的，但在风量过小时，适当考虑采用提高送风温度，加大送风量的方法进行局部的调整。

Revival of interest in the Brans-Dicke and alike theories, with variable G, was in fact motivated by the appearance of superstring theories where G is considered to be a dynamic quantity.

Brans-Dicke 以及相似的理论再次复兴，变化的 G 值，事实上是由超弦理论的出现而引起的，其中的 G 被认为是一个动态变量。

Feldman examined some properties of CLMC and found that it is neither an intensive nor extensive thermodynamic variable, and proposed a simple alteration of CLMC that renders its extensive. However the remedy results in a quantity that is a trivial solution of the realizes compensatory form of density and not as a measure of structure.

David详细研究了CLMC 的特性，发现它既不是一个热力学集中变量也不是一个热力学扩张变量，并提出一种满足热力学扩张特性的补偿形式，但最后证明CLMC 只是熵密度的普通解，不能作为结构测度。

The quality and quantity of water for ecological use have a larger variable range in arid zone.

生态用水的水质与水量具有较大的变幅范围，用水的方式比较灵活，水分的供给状况影响生物的生产力。

The quality and quantity of water, for ecological use have a large variable range in arid zone.

Tarim River ； water resource ；干旱区生态用水的水质与水量具有较大的变幅范围，用水的方式比较灵活，水分的供给状况影响生物的生产力。

This one-way wave equation fits eikonal equation and transport equation corresponding to full acoustic wave equation in travel-time and first order amplitude. According to the perturbation theory often used in inverse solution, we split the velocity field into intraformational constant velocity background and variable velocity disturbance. Then we calculate time-shift quantity of migration and amplitude correction coefficients for wavefield depth continuation in total uniform formation and each formation.

基于反问题求解中常用的摄动理论，把速度场分裂为层内常速背景和变速扰动，求得整个均匀层波场深度延拓的偏移时移量及振幅校正系数、各层的偏移时移量及振幅校正系数，从而得到一个基于傅里叶有限差分法的双域保幅叠前深度偏移算子方程。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。