Frame rate stabilizer, a task executor which executes tasks at a stable frame rate. 帧率稳定器——以固定帧率执行任务。This project intends to build an engine to support to execute tasks which need to be execute repeatedly and frequently, and the time interval between two executing need to be accurately stable. 本项目旨在构建一个可以重复、高频率执行一个任务的引擎，并且每两次执行的时间间隔有精确和稳定的需求。