Most database systems support timestamp arithmetics.

大部分数据库系统支持时间戳运算。

Two groups to have a race giving the right answer to the arithmetics.

将幼儿分成两组，把改正后的算式用来进行抢答赛。

We improved arithmetics of Mercator mapping transform and inverse transform.

改进了墨卡托变换与逆变换算法。

Some arithmetics are put forward to solve the difficulty in the realization.

针对实现过程中遇到的问题及难点提出了相应的四种解决方法。

Designed automatical collection arithmetics and introduced the extraction process.

设计了资源自动收集算法，给出了抽取资源的过程。

In this paper compatibled data structures and corresponding arithmetics are studyed.

定义了适合系统的数据结构，研究了与之相应的算法。

We also give the condition and the arithmetics of the continuity of curve and surface.

为此对曲线曲面连续的条件和算法进行了研究。

To get better disposing outcome, we ameliorated the arithmetics in the realization process. 2 .

在具体实现时对算法进行了改进，使其能够得到更好的处理结果。

Based on the analysis of lots of excellent page sorting arithmetics, this paper designs new Web level system.

在分析了众多优秀的网页排序算法的基础上，本文设计了新的网站级别系统。

And it has been one main target to work on new function platform and arithmetics in the filed of CGH research.

探讨计算全息新的实现平台和实现的算法是目前计算全息研究的主要方向之一。

In collating the "Nine Chapters on Arithmetics" researchers have left the problem of the "Art of Mi-Lu" still unsettled.

“密率术”是《九章算术》校勘中，迄今尚未解决的一大疑案。

Calculation results showed that chaotic optimization method was superior to conventional methods and genetic arithmetics.

算例结果表明，混沌优化方法比常规的数值算法和遗传算法更为优越。

In this paper, two arithmetics are given to discuss the problem of finding the current distribution around the transmitting antenna.

本文用两种算法分析天线电缆周围的电流分布情况，并得到了相关结论。

For protecting the software designer's rights, improved arithmetics for software limited use and register engine have been discussed.

为保护程序设计者的权益，探讨了软件有限使用和注册算法的改进。

In this paper, it is realized by data-based modeling and graphics-based modeling. The corresponding arithmetics are applied in the process.

本课题中主要通过基于数据的建模和基于图像的建模实现，并在建模过程中体会到图形生成算法在可视化中的应用。

These arithmetics are applied to recognise information of erode features in coating material and compute erode feature parameter of coating material.

并利用这两种算法对镀层材料腐蚀特征信息进行识别，计算镀层材料的图像腐蚀特征参数。

Using OOP technology in the simulation of hazard numerical value, and encapsulate the application of flow model, enhancing the arithmetics extension.

把面向对象技术应用到泥石流的数值模拟当中，对流团模型的计算机应用进行了封装，提高了算法的可扩充性。

These arithmetics are applied to recognise information of erode features in coating material and compute erode feature parameter of coating material.

研究了混沌与分形的特征参数?关联维数的计算方法和参数的选择。

These arithmetics are applied to recognise information of erode features in coati ng material and compute erode feature parameter of coati ng material.

并利用这两种算法对镀层材料腐蚀特征信息进行识别，计算镀层材料的图像腐蚀特征参数。

Therefore, it is necessary to study and analyze some cryptogrammic arithmetics and select appropriate ones to apply in the practical information system.

为此，须要研讨和剖析现有密码算法，并从中选择较适合的密码算法用于实际的信息传输应用体系。

The method of ALE arithmetics of LSDYNA was used to simulate the formation process and the initiation process of shelled explosive of EFP(Explosively Formed Projectile).

利用非线性有限元程序LS-DYNA中的ALE算法对EFP的成型、冲击引爆带壳炸药作用过程进行了数值模拟。

In the realization of these kinds of mended arithmetics, the TMS320C5402 DSK of ti company is adopted as the hardware flat roof and the CCS integrated exploiture environment.

在各种语音编解码改进算法的实现过程中，我们采用了TI公司的TMS320C 5402 DS K板为硬件平台及CCS集成开发环境。

Picking up the height info of the three dimensional surface from two dimensional plane based on the arithmetics hereinbefore, and reconstructing the three dimensional surface.

基于上述算法从二维平面信息抽取含有高度的三维曲面信息，重建三维曲面。

The P2P search arithmetics were probed into class, there are some kind of P2P search arithmetics were researched and analyzed, then points out their advantage and disadvantage.

对P2P搜索算法进行了分类探讨，重点研究和分析了几种P2P搜索算法，并指出它们的优缺点。

Based on researching several arithmetics of fairing curve and surface in automobile body shape-designing. We afford a Energy optimization method which can be extended to the NURBS.

在对汽车车身造型设计中常用的几种曲线、曲面光顺算法研究的基础上，提出一种能量优化的计算方法，并将这一算法推广到NURBS中。

Secondly, the P2P search arithmetics were probed into class, there are some kind of P2P search arithmetics were researched and analyzed, then points out their advantage and disadvantage.

其次对P2P搜索算法进行了分类探讨，重点研究和分析了几种P2P搜索算法，并指出它们的优缺点。

The other half part of paper introduce the corpus design and detailed design of road search system according to the GIS, and show test result of new search arithmetics in the search system.

文章的后半部分介绍基于GIS的道路查询系统的主体设计和详细设计，以及演示两种算法的在系统中的测试结果。