摘要： 执行prolog是一种prolog程序设计环境。它是用软件实现的prolog计算机的一种模拟。本文介绍执行prolog的特点及其实现。

Abstract: Execution Prolog is a prolog programming environment. It is a simulation 'of prolog computers by using software.The features and implementation of Execution Prolog are introduced.