求翻译：社会保障覆盖面不断扩大，全国城镇参加基本养老保险，基本医疗保险和失业保险的人数大幅度增加符合条件的的城市困难居民已逐步纳入最低生活保障范围，基本做到应保尽保。是什么意思？

Social security coverage expanding cities and towns across the country participated in basic pension insurance, basic medical insurance and unemployment insurance, a substantial increase in the number of eligible city residents in difficulty have been gradually incorporated into the minimum standard

Social security coverage has expanded, cities and towns throughout the country participate in basic pension insurance, basic medical insurance and unemployment insurance for a significant increase in the number of meets the conditions of the needy urban residents have been gradually incorporated int

The social security coverage expands unceasingly, the national cities participation basic old-age insurance, the basic medical insurance and the unemployment insurance population large scale increase conforms to the condition the city difficult inhabitants have integrated the lowest social security

Expanding social security coverage, of urban basic old-age insurance, basic medical insurance, unemployment insurance and a substantial increase in the number of qualified range minimum subsistence guarantee for urban residents in difficulty have been gradually integrated into, should be made.

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