retention areas

基本解釋

For example, the filter expression for selecting fixed storage areas with a retention period from 1 to 5 years, where the period is specified in minutes is
例如，選擇保留期限為 1 至 5 年（期限以分鐘為單位指定）的固定存儲區(qū)域的篩選器表達式為
It supports designing medical curricula to improve graduate retention in rural areas, presumably only in regions with severe shortages in rural practitioners.
這項建議支持把醫(yī)學課程設(shè)計得能夠在農(nóng)村地區(qū)更多地留住畢業(yè)生，據(jù)假設(shè)僅涉及農(nóng)村行醫(yī)人員嚴重短缺的地區(qū)。
On the basis of the actual population settlements, the paper points out the main problems of population settlements of flood retention areas in Huai River Basin of Anhui province.
論文在分析安徽省淮河行蓄洪區(qū)人口安置現(xiàn)狀的基礎(chǔ)上，指出人口安置存在的主要問題；

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