The paper, based on the model of "block of time" cost calculator, makes a simple model to accommodate for the library practice of virtual reference services in our country.
在介绍“间隔时间”成本预算模型的基础上，对该模型进行简化，使其适合中国图书馆界虚拟参考咨询服务的实践。
This paper is mainly a research on time consistence in Distributed Virtual Environment. Some clock synchronizations are introduced in it. Combined with practice, the result is proposed at last.
要做到时空一致，时间一致是关键，本文主要对分布式虚拟环境中时间一致性进行了研究，介绍了几种时间同步的方案，并结合实际应用，给出了实验的结论。
In the pilot application practice of a car virtual development, the platform developed based on this research can effectively support the virtual development for complicated product.
通过轿车虚拟开发的初步应用实践，基于上述研究所开发的平台能有效支持复杂产品的虚拟开发。
As an important part of the virtual practice teaching system, this system has many management functions, such as exams on line, managing exam papers on line and so on.
该系统作为暑期虚拟实践教学系统的重要组成部分，得到了很好的运用，实现了网上试题管理、在线考试、网上批卷等功能。
A rotor dynamic-balancing experiment based on virtual instrument is developed to improve the students ability in practice.
为了培养大学生实践能力，开发了基于虚拟仪器的转子动平衡实验。
Base on the practical data, the virtual structure, which has equivalent stiffness, is built by using inverse problem method. It can substitute the complex structure model in practice.
以实测数据为依据，采用反问题解法构造了与实际结构刚度相当的虚拟结构模型，代替了复杂的实际结构模型。
Base on the practical data, the virtual structure, which has equivalent stiffness, is built by using inverse problem method. It can substitute the complex structure model in practice.
以实测数据为依据，采用反问题解法构造了与实际结构刚度相当的虚拟结构模型，代替了复杂的实际结构模型。
应用推荐