在移动计算环境中，人们在任何时间、任何地点能够访问自己所需要的信息。
With mobile computing, people can access data at any time from any location.
在移动计算环境中，保证缓存有效性的一个重要的因素就是维护缓存一致性。
In mobile computing environment, one of the important factors to ensure cache validity is maintaining cache coherency.
另一方面，在移动计算环境中，移动决策问题对于移动用户来说是至关重要的。
On the other hand, mobility decisive problem is important to a mobile user in mobile computing environment.
在移动计算环境中，基本乐观并发协议的事务处理存在并发度低和重启率高等问题。
In mobile computing environment, low concurrency and too many unnecessary transaction restarting exist in original Optimistic concurrency Control Protocol (OCCP).
移动数据库技术是支持移动计算环境的分布式数据库技术，在移动计算环境中有许多重要应用。
Mobile database technology is the distributed database technology of supporting the mobile computing environment, which has a lot of important applications in the mobile computing environment.
叙述了自适应机制在中间件层实现的必要性，分析了传统面向对象中间件应用在移动计算环境中的不足。
Firstly the necessity of executing adaptation mechanism in middleware layer was DE - scribed. And then the disadvantage of using traditional object - oriented middleware in mobile domain was analyzed.
在移动计算环境中，提高移动客户机的数据访问效率，不仅意味着减少移动客户机访问数据的响应时间，同时还需要尽量减少移动客户机访问数据过程中的能量消耗。
In a mobile computing environment, improving the data access efficiency not only means reducing the data access time, but also needs to decrease the power consumption while accessing data.
通过计算机模拟实验，证明这种方法在移动障碍和移动目标的环境中能有效的实现机器人避碰和导航。
In the computer simulation experiment, this method can efficiently implement robot path searching in the dynamic environment with both moving obstacles and moving targets.
在移动计算机环境中，数据广播是一种发布数据的重要途径，能有效支持对具有公共访问兴趣的热点数据的访问。
Data broadcasting is an important data dissemination approach in mobile environment. It can efficiently support access to hot data with common interest.
在移动计算机环境中，数据广播只适应于时具有公共访问兴趣的热点数据的访问，而传统的联机请求方式则可以访问任何服务器数据。
In mobile computing environment, data broadcast can only support access to hot data with common interest, while traditional online request method can support access to any data on the server.
在移动计算机环境中，数据广播只适应于时具有公共访问兴趣的热点数据的访问，而传统的联机请求方式则可以访问任何服务器数据。
In mobile computing environment, data broadcast can only support access to hot data with common interest, while traditional online request method can support access to any data on the server.
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