But rock art also has a practical value for researchers and let's start by considering why that is.
但岩石艺术对研究人员来说也有实用价值，让我们先来看看为什么会那样。
The method has a practical value, and it can improve the flexibility of database programmer and meets the special need of users.
该方法在开发VB.NET数据库应用程序中具有实用价值，可以提高数据库程序灵活性和满足特殊用户的需求。
The new curtain series has a practical value as well as has enjoyment effect of mural, so it's a best choice of as top grade decoration.
它既具有窗帘的实用价值，又极具壁画的观赏效果。不失为一种高档装修的最佳选择。
The practical operation verifies that the system possesses high reliability, low power consumption and easy installation, and has a practical value.
实际使用表明，该系统可靠性高，功耗低，安装方便，具有很强的实用价值。
This solution has a practical value to the evaluation of oli pollution caused by oil spill happened in river and at reservoir and at sea. It also has the theoretical sign…
此解对河流、水库、海洋事故溢油污染计算具有实际价值，也具有重大的理论意义。
A numerical example is also presented and the results are verified by an inverse kinematics analysis. It shows that the method has a practical value for real-time control.
同时用算例进行校验，结果表明计算速度快，为实时控制和实际应用创造了条件。
A calculating formula for freezing time has been established. Compared with other theoretical formulas, it gives less difference from actual conditions, therefore it has a practical value.
作者建立了冻结时间的计算公式，该公式与其他理论公式相比，与事实相差很小，所以具有实用价值。
Therefore, to explore a set of suitable for power system automation of information management system has important practical significance and application value.
因此，探索一套适合于电力系统的信息管理自动化系统具有重要的现实作用和应用价值。
To illustrate the asynchronous query pattern, I implement a simple example Web service that has absolutely no practical value beyond illustrating the concepts of the pattern.
为了说明异步请求模式，我实现了一个简单的示例Web服务，它除了说明这一模式的概念外无任何实际意义。
Tested by the experiment, every performance index of this coating has reached the designing requirement, And a craft scheme is easy, save time high-efficiently, have higher practical value.
经过实验测试，该涂料的各项性能指标都达到了设计要求，并且本工艺方案简单易行、省时高效，具有较高的实用价值。
This article has certain instruction to the design and the development of similar product, at the same time, it also has a higher practical value to the general industrial production.
本文对同类产品的设计与开发具有一定的指导作用，同时对一般的工业生产也具有较高的实用价值。
The system will not only be able to achieve a higher proportion of data compression, smaller image distortion, it has high practical value.
系统不仅能够实现较高比例的数据压缩，而且还原图像的失真较小，具有较高的实用价值。
It is based on the reality of great concern and some rational thinking, this has to a certain extent, reflect the topics of practical and theoretical value.
正是基于对现实的热切关注和一些理性思考，这也在一定程度上反映了本选题的现实意义和理论价值。
Although it is a bit too monotonous in color, it has, nevertheless, its own practical value.
尽管颜色方面有点太单调，然而，有其自身的实用价值。
The pressuring mercury way is a new method to quantitatively study sandstone pore structure characteristic parameters. It has better quantitative and practical value than image way.
压汞法是定量研究砂岩孔隙空间结构特征参数的一种新方法，与铸体图象法相比，更具定量研究价值和实用价值。
It also achieved good results in the practical application of Water Tank Level Control system. So, the system has a good utility value.
在水箱液位控制系统中的实际应用也取得了很好的效果，可见本系统具有很好的实际应用价值。
As a new technology for wastewater treatment, vertical subsurface flow constructed wetland has good practical value and application prospect in town sewage resourcing.
垂直潜流人工湿地是一种新型的污水处理技术，在城镇污水资源化中有良好的实用价值和应用前景。
Experiment results show that the natural gas instantaneous water heater with condensation has a high practical value.
试验结果表明冷凝式天然气快速热水器有很好的实用价值。
Therefore, a study on floor heating material industry on its distribution channels model has a high application value and practical significance.
因此，对地热建材行业分销渠道模式的研究具有较高的应用价值和现实意义。
Fussy control on systems of large lag and large sluggishness such as woolen dye jigger has a lot of practical value and it has been proved by experiment.
用模糊控制算法来对毛条染色机这一类大滞后大惯性系统的控制方法，经实际运行表明具有较强的实用价值。
The circuit has simple structure, and by practical application it proves a stable and reliable capability, which has a value of broad popularization and application.
该电路结构简单，经实际应用证明性能稳定可靠，具有广泛的推广应用价值。
The ground testing apparatus of space-borne SAR data-forming equipment is a key testing apparatus and has important practical value.
星载SAR数据形成分机地面测试仪是合成孔径雷达测试的关键设备，在SAR研制过程中有着重要的实用价值。
The results indicate that the model is reliable and precise and has large practical value, which is a practical method to predict coal & gas outburst.
结果表明，该模型收敛速度快，准确性高，具有较强的可靠性和实用性，是一种十分有效的煤与瓦斯突出危险性预测方法。
Therefore, to develop a specific search engine has great practical value as well as practical significance.
因此，开发针对某一专题或应用的搜索引擎有实用价值和现实意义。
Irradiation is a new process of food preservation, which has tremendous development foreground and practical value.
辐照保鲜是食品保鲜的新工艺，有着极大的发展前景及实用价值。
The results of the experiment prove that the system has high stabilization, wide range in adjusting speed and small content of the wave in harmony, so it has a certain practical value.
实验结果表明，该系统稳定度高，调速范围宽，谐波含量小，具有较强的实用价值。
Compared with other previous strategies, the simulation results show that MHH strategy performs better with less propagation delay and lower handover frequency, so it has a good practical value.
计算仿真结果表明，与已有的策略相比，该文提出的策略能够获得较低的传播延时和较小的切换频率，具有很好的实用价值。
This evaluating method will has the practical value for evaluating a project scheme.
本方法对于工程技术方案评价将具有实用价值。
The theory of the oriental society of Marx has a history of more than one hundred years, but still has practical significance and contemporary value when being reconsidered today.
马克思的东方社会理论虽然已有一百余年的历史了，但站在今天的立场上重新予以审视，仍具有当代价值和现实意义。
The theory of the oriental society of Marx has a history of more than one hundred years, but still has practical significance and contemporary value when being reconsidered today.
马克思的东方社会理论虽然已有一百余年的历史了，但站在今天的立场上重新予以审视，仍具有当代价值和现实意义。
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