约束的

If every element of date base has effective time and space can better describe impersonal thing, so it may be more value.

如果数据库中的每个元组均有其有效时间和空间，那么在数据库中所发现的知识在其有效时空约束内就是有价值的，这种具有时空约束的规则可以更好地描述客观事物，因而也会更有价值。

And studied the method of application of network calculus to resource reservation.Based on network calculus,derived the effective bandwidth constrained by end-to-end delay and equivalent capacity for a given buffer size.Analyzed network performances such as maximum delay and queueing buffer length,gave the arrival curve and service curve.

深入研究了网络演算在网络资源预留中的应用方法，推导出了基于端到端时延约束的有效带宽和基于缓冲区长度约束的等效容量计算公式，分析了给定到达曲线和服务曲线条件下网络性能的计算方法。

On the basis of the actuality of the power industry, the paper lists the implement ation condition of incentive compatibility constraint and participation constraint.

针对电力行业现状，本文分析了参与约束和激励相容约束的实现条件，在对交叉补贴、普遍服务基金和政策性补助等几种电力普遍服务实现机制进行讨论的基础上，提出建立电力普遍服务基金是相对可行的、最有效的解决方案。

Because assembly constraint solving is required frequently in assembly design, to improve solving efficiency and stability considerately are of great importance to real time requirement in engineering.

由于装配设计中，设计变量、零件模型的修改之后都需要重新求解装配约束以便得到新的实体装配模型，因此提高装配约束的求解效率和求解稳定性对于满足工程设计中的实时性要求具有重要意义。

We develop a framework, which serves as a basis for a new spatial constraint – Density Based Design Constraint – that encourages infill development based on contiguity and compactness principles.

我们开发了一个框架，作为一个新的空间约束的基础-基于密度的设计约束服务-鼓励发展的连续性和填充紧原则为基础。

They also can be solved in memory. Thirdly, an algorithm for distributed mining association rules with multi-rule constraints called DMCASE is presented using sampling and constrained Eclat algorithm.

论文在基于约束的Eclat类算法的基础上，结合抽样的方法，提出了一种分布式挖掘多种规则约束的关联规则挖掘算法—DMCASE算法。

The module conversion for a kind of Max-min problems is given, namely, the Max-min problem with equality and inequality constraint is converted into convex problem with linear constraint, which provides theoretical basis for designing effective algorithms.

最后，给出一类极大极小问题的模型转化，把带等式、不等式约束的极大极小问题转化为带线性约束的凸规划问题，这为设计更为有效的算法提供了理论依据。

The problem of sub-Riemannian geodesics is a Lagrange problem with constraint. How to describe the constraint condition "γ'∈ D, a. e." is a difficult problem.

次黎曼测地线问题是变分学中的一个有约束的Lagrange问题，但在变分的过程中有个难点―如何推出约束条件"γ'∈D，在上几乎处处成立"的解析式。

First,this problem is converted into the problem of H_2 opmization constrainedby H_∞performance and pole location,then an auxiliary perfomance function is introduced,andthe former problem can be converted into the optimal problem of minimization of the auxiliaryperformance function with constraints described by a matrix equation,at Jast this problem issolved by lagrange multipliers,and the static output feedback controllers are designed.

首先将文题转化为一个具有H＿∞性能和系统闭环极点位置约束的系统H＿2性能优化问题。进而通过引入一个辅助性能函数，将其转化成有一个矩阵方程约束的辅助性能函数的最小化优化问题，并给出这个问题静态输出反馈控制器的解。

The mathematic model of the single degree of freedom gyrocompass under electromagnetic bearings is given and the influences on the north finding accuracy and orientation time caused by the declination of the gimbal axis under elastic magnetic bearings are discussed.

提出了一种结构简单的新型磁悬浮寻北仪，建立了电磁轴承约束的单自由度陀螺罗盘的数学模型，讨论了陀螺框架轴在弹性约束下偏离铅垂方向对寻北精度及定向时间的影响。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。