In 1992, the social studies, as a formal subject, appeared in Chinese primary schools curriculum.

1992年，我国大陆正式启动小学社会课程。

Subject matter experts, such as it architects, process engineers, and consultants rarely have the skills required to perform formal enterprise PM activities.

主题专家，例如it架构师、过程工程师，和顾问很少拥有执行正式的企业PM活动所需的技能。

This includes previous formal data quality analysis, data quality related problem reports from users, and anecdotal evidence and opinions from subject matter experts.

这包括以前的正式数据质量分析结果、用户报告的数据质量问题以及主题问题专家指出的问题和意见。

There is the danger that changes introduced during implementation will not be subject to formal analysis and governance processes.

存在这样一种风险，即实现过程中引入的更改不会经过正式分析和管理流程。

I am often asked at what point should we lock down the requirements and subject our users to formal change request procedures.

我经常会被问及我们应当在哪个时间点上回顾需求，并且使我们的用户服从正式的变更需求程序。