Prior to the occurrence of any monitoring and evaluation activities, it will be necessary to collect reliable baseline data from sources such as the United Nations, the World Bank, USAID, bilateral agencies, and universities.
53. 在任何监测和评价活动进行以前,有必要从诸如联合国、世界银行、美援署、双边机构和大学等来源收集可靠的基线数据。