雅虎性能准则指定静态的资源应该有一个未来的过期头。
Yahoo! performance guidelines specify that static assets should have far-future Expires headers.
通过在线辨识被控对象，采用二次型性能准则优化PID参数。
This method can optimize the PID parameters by using the quadratic performance index and identifying the controlled object parameters on line.
通过计算机计算各种积分性能准则的调节器参数，可知“工程最佳”并不是最佳的设计方法。
Computer can calculate adjuster parameters of various integration feature principles. It is known that "engineering optimum" is not the best designing method.
采用非线性系统无源化方法设计该混沌系统的反馈镇定器，利用L2性能准则进行干扰抑制。
And then, passivity is adopted to design feedback stabilization controller and L2-gain is adopted to restrain the disturbances.
在此基础上，进一步探讨了同时含有状态摄动和状态导数摄动的不确定非线性系统的鲁棒性能准则设计问题。
Then the performance criteria design is discussed for a class of nonlinear uncertain systems with state perturbations and state's derivative perturbations as well.
其根据最大输出性能准则，实时自动调整加权向量以实现主波束和方向图零点的优化，通过优化期望用户的主波束、对干扰信号实现零陷提高系统的容量与性能。
It adjusts the weight vectors in order to optimize the main beam and zero sinking of directional pattern real-time and automatically according to maximize exporting criterion.
您可以根据一些基本准则来判断它的性能。
You can judge its performance based on some of the same criteria.
如果无法避免执行计划中出现的问题，那么可以使用准则来影响优化器计划，从而解决性能问题。
If the execution plan problems cannot be avoided, guidelines can be used to affect the optimizer plan to mitigate the performance problems.
当您编写访问DB2数据的sql语句时，要确保遵循以下三个编码sQL的准则以获得最佳性能。
When you write SQL statements that access DB2 data, be sure to follow these three guidelines for coding SQL for performance.
尽管如此，拙劣编码的SQL和应用程序代码仍可能给您带来性能问题，通过学习几条基本准则可以轻易地避免这些问题。
Nevertheless, poorly coded SQL and application code can still give you performance problems that can be easily avoided by learning a few basic guidelines.
因此，只要记住关于DB 2优化器的信息，您就可以实现这些准则以便获得更好的SQL性能。
So, keeping the information about the DB2 optimizer in mind, you can implement these guidelines to facilitate better SQL performance.
本文的头几页将讨论性能管理的一些基本概念和准则，以便进行"级别设置" 。
The first few pages of this article discuss some basic concepts and principles of performance management in order to "level set."
满足在客户需求中定义的服务水平协议(如性能和安全准则)。
Satisfy service level agreements as defined in customer requirements (performance and security guidelines, for example).
与任何性能度量标准一样，只能把这些准则当作参考，应当结合应用程序和使用情况来考虑这些准则。
As with any performance metrics, these guidelines should be taken with a big grain of salt, and should not considered independently of applications and usage.
对这些安全系统性能分析的结果表明：有关公众剂量，以及燃料、燃料通道和反应堆厂房等完整性的基本安全准则是满足的。
The assessment results for safety systems performance show that the fundamental safety criteria for public dose, and integrity of fuel, channels and the reactor building, are satisfied.
本文对一种规则的栅格状网络进行了理论分析，并分别针对两种路由准则，采用递归方法推导出了评价网络性能的计算公式。
This paper analyses a regular grid network for two kinds of routing standard theoretically, and derives recursive formular to find the network performance.
本文提出利用材料的力学性能参数，采用数值模拟与韧性断裂准则相结合的方法预测板材的成形极限。
This paper predicted the forming limit of sheet metals by using the mechanical property parameters of materials and combining the ductile fracture criteria with finite element simulation.
减摇水舱性能试验摇摆模拟台是根据相似准则建立的一种模拟在波浪作用下船舶横摇运动的试验装置。
The experimental rolling simulation stand for anti -rolling tank performance is a testing facility of simulating ship rolling movement in the action of waves based on similarity rules.
在经典极限下，导出了循环的有限时间热力学性能界限和优化准则。
The finite time thermodynamic performance bound and optimization criterion for these cycles are derived.
根据递增塑性破坏的强度准则，详细讨论了循环弯曲载荷下船体梁的非弹性变形性能。
Based on the strength criterion of the incremental plastic collapse, the inelastic deformation behavior of a ship's hull girder under cyclic bending loads was discussed in detail in this paper.
理论分析和仿真实验结果表明，本文算法可以有效地提高信息论检测准则的检测性能。
Results from our theoretical analyses and computer simulations show that, the proposed method can effectively improve detection performance of the infrmation criteria.
基于定义的评价准则，研究了结构阻尼比对MTMD性能的影响。
Studies on the influences of the structural damping ratio on the performance of MTMD are carried out employing the defined assessment criteria.
这些工作主要讨论了金属泡沫材料的拉伸、压缩、能量吸收、动态冲击、失效准则、本构关系、蠕变、疲劳和断裂等力学性能。
They are mainly concerned with the tensile and compressive behavior, energy absorption, dynamic impact, failure criterion and constitutive relation, creep, fatigue and fracture of these materials.
那么，选择合适的评价准则，定性或定量的评价与不同成像系统之间的性能比较是有意义的。
It is significative to evaluate and compare the different imaging system through the proper qualitative or quantitative evaluation criterion.
用最小方差准则来评价控制器的性能，仅需过程变量的常规闭环操作数据和过程的时间延迟特性。
It only needs routine closed-loop operating data and knowledge of the process time delay using minimum variance as a benchmark in controller performance assessment.
讨论了自紧技术对气瓶性能的影响，应用DOT CFFC设计准则，通过优化设计得出了该气瓶的最佳自紧压力。
The effect was discussed on the performance with autofrettage technology. The optimal autofrettage pressure was got by optimization design with DOT CFFC criteria.
首先讨论了海洋结构含裂纹构件的失效准则及修复构件疲劳性能的评价模型。
The failure criteria of the cracked structural components for offshore structures and the fatigue model for repaired structural member are discussed.
定义了聚合误差率，以此作为准则来精确衡量几何聚合算法性能的优劣。
Moreover, the aggregation error rate is defined to evaluate the performances of geometric aggregation schemes more accurately.
定义了聚合误差率，以此作为准则来精确衡量几何聚合算法性能的优劣。
Moreover, the aggregation error rate is defined to evaluate the performances of geometric aggregation schemes more accurately.
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