约束

The least norm solutions of symmetric and skew antisymmetric matrix equations (A~TXA, XA — YAD)=(D, 0)are also considered. 3. The least-squares solutions and the least norm solutions of the quaternion matrix equations AX = B and XD = E are studied by using

借助四元数的复表示方法，研究四元数矩阵方程组AX=B，XD=E的最小二乘问题和极小范数解的问题，并对主子阵约束下的方程组的解进行了讨论，得到了它们的显式表示。

Exploiting this property, we derived several necessary constraints on the number of symmetric/antisymmetric filters, which help to design multiwavelets with the desired symmetric property.

为此首先系统的调查了对应于两种类型对称性的m带紧支撑正交多小波的对称性质，即用滤波器和多相矩阵刻画了多小波系统的对称特征，并由此得到正交多小波系统中对称反对称元数目的约束条件，这对于后来对称多小波的设计是非常重要。

In discrete-time linear system, apriori H〓 filtering, aposteriori H〓 filtering, L〓 apriori filtering with an H〓 error bound, L〓 aposteriori filtering with an H〓 error bound, robust H〓 apriori filtering, robust apriori L〓 filtering, and robust aposteriori L〓 filtering to noise inputting matrix uncertainty system are considered.

对离散线性系统，研究了确定性系统的H〓验前滤波和验后滤波、H〓约束下的L〓验前滤波及验后滤波、不确定性系统的H〓验前滤波、鲁棒L〓验前滤波及噪声输入矩阵不确定性情况下的鲁棒L〓验后滤波。

Neither party can introduce new evidence at the appellate stage - they are limited to the record.

在上诉阶段双方都不能引进新的证据—他们受到记录的约束。

The reliability apportionment of marine power plant system is important content in the design of marine power.

船舶主动力装置系统可靠性分配是船舶动力可靠性工程设计中的重要内容，它常常构成有约束条件的非线性优化问题。

Unfortunately, it is extremely difficult to keep a plasma going for any appreciable length of time.

糟糕的是，要想让plasma约束一个可观的时间是极其困难的。

Then an approximate calculation method for mission reliability and mean time between failure is presented. Finally, the result based on actual data is shown.

首先推导出可靠性参数在单调约束条件下的通用分布函数；然后给出常用指标任务可靠度和MTBF的一种近似计算方法；最后给出一例实际数据的计算结果。

Is only an approximate number,meaning many.

只不过是个约束，表示有很多。

We study the relationship of martingale and arbitrage in securities markets with transaction costs and solvency in this paper, and obtain some significative results.

对带有交易费用和偿付约束的金融市场套利与鞅的关系问题进行了研究，得到了一些有意义的结果。

In some practical problems, regression coefficients of this model are not arbitrary value, possibly they have certain restraint.

在一些实际问题中，模型的回归系数不能任意取值，可能有一定的约束。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。