It was necessary to avoid the duplication of reporting requirements under different instruments, ensure that the reports were comprehensive, and monitor the measures taken by States to implement the recommendations of the treaty bodies.
应当避免不同文书规定的提交报告要求发生重叠，确保各份报告内容综合全面，并监测缔约国为贯彻条约机构的建议而采取的措施。