因为日常工作中可能有各种各样的流程，步骤和处理过程都不一样，如何在引擎中描述这么多步骤和处理过程都未知的流程？我们想到了模板技术，不同的流程，定义不同的模板，处理过程和步骤都在模板中定义好，实际应用中开始一个新的流程时，按模板定义生成流程的步骤就可以了。-Daily work because there may be a variety of processes, steps and the process is different, how the engine is described in so many steps and process flow are unknown? We think of the template technology, different processes, different definitions of the templates, processes and steps in the template definition of good, practical application of a new process began when, according to the template definition process steps to generate it.