求翻译：随着社会情况的不断变化，夹心层的出现、社会贫富差距的拉大、房价的不断飙升，现有的保障房体系已经不能满足社会发展的需要。通过对现有的保障房体系进行对比，参考国内外的研究成果，确立以公共租赁住房为主体的新型住房保障体系的构建为目标。对公共租赁住房制度中出现的问题，例如融资渠道不畅、建设模式混乱、房屋质量无保障等多方面涉及公租房投资、建设机制的问题，进行分析并提出相应的对策。探讨适合我国国情的新型住房保障体系的建立，对住房保障体系中，不同类型的保障房之间的互相关系、衔接等提出构建方案。是什么意思？

正在翻译，请等待...

As social conditions change, the sandwich floor, gaps between the haves and have-nots, and housing prices continuing to soar, the existing security system has been unable to meet the development needs of our society. Through the protection of the existing housing system at home and abroad for purpos

Along with social change of situation unceasing, contains filling the level appearance, social gap between rich and poor enlarging, the house price unceasing dramatic rise, the existing safeguard room system already could not satisfy the social development the need.Through carries on the contrast to

With the changing social situation, sandwich layer widened, social disparity, and the emergence of soaring housing prices, the existing affordable housing system can no longer meet the needs of social development. Through the comparison of existing affordable housing system, refer to the research re

正在翻译，请等待...