前期参与 meaning in Chinese

earlier involvement

The dissertation is backed up by the experience gained in the system development for the san - ying textile ltd . in zhuhai . the system developed was originally modeled as an mis , constrained by the contract , which is operational but needs further rethinking . the main part of this dissertation is devoted to the improvement of the existing system with the erp with provisioning of a framework for the san - ying textile ltd . erp system
在该系统的开发工作完成后，笔者针对已开发的mis系统存在的问题，开始研究现代企业管理理论和企业资源计划( erp - enterpriseresourceplanning )技术，并根据erp思想提供了三英纺织公司erp系统的基本框架和部分设计与实现，因此，本文既覆盖了笔者前期参与的mis工作，也反映了后期的研究与设计工作，本文的重点是后者。