求翻译：第一，资金紧缺，房源供给严重不足。按照广州市的规划，在未来几年将会投入136亿元建设45000套保障性租赁住。基本解决“夹心层”无房户的住房难题。按照覆盖40％户籍人口的目标，可以对中低收入家庭实行全覆盖。但由于面临着资金短缺和来源渠道不明确等问题，保障计划难以落实。土地收益流失和资金来源不足以及管理复杂是公共租赁住房供应的主要原因。是什么意思？

正在翻译，请等待...

First of all, scarce financial resources, the supply shortage. According to the Guangzhou city planning, in the next few years will be $13.6 billion invested 45,000 building security suite rental. The sandwich floor" of homelessness housing challenges. According to cover 40 per cent of the populatio

First, the fund is scarce, room source supplies serious insufficient.According to Guangzhou's plan, will be able to invest 13,600,000,000 Yuan in future several years to construct 45000 sets of indemnificatories to rent.The basic solution “contains filling the level” the non-tenant's housing difficu

First, financial constraints, severe shortage of housing supply. In accordance with the plan of Guangzhou, in the next few years will be invested in construction of the $ 13.6 billion 45,000 sets affordable rental living. Basic solution "sandwich" not families housing challenges. By covering 40% of