求翻译：1. With per capita income for urban residents and rural residents per capita net income measured by the ratio of nominal income gap between urban and rural residents and their evolutionary trends. Li Shi and so that, in the early reform period, from the traditional system, legacy income gap between urban and rural areas is quite large, the per capita income for urban residents and rural residents per capita net income ratio as high as 2.37; 1978 to 1983, with the the rural economic reform first started, the rate has declined to the lowest point in 1983, reached 1.70, indicating that during this period, the urban-rural income gap is shrinking; 1984 and 1994, the ratio began the process of gradually rising to 1994 reached its highest point 2.60, indicating that during this period, the urban-rural income gap is gradually expanding; in 1995, the rate has dropped slightly, urban-rural income gap has narrowed, but still slightly higher than the beginning of reform and opening up the level of income gap between urban and rural residents.是什么意思？

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