求翻译：　　三要继续严格实施差别化住房信贷、税收政策和住房限购措施，遏制投机投资性购房，合理引导住房需求。已实施住房限购措施的城市要继续严格执行相关政策，房价上涨过快的二三线城市也要采取必要的限购措施。是什么意思？

Third, we must continue to strictly implement differentiated housing credit and tax policies and the purchase of housing measures to curb speculative investment in housing, a reasonable guide housing needs. Housing restriction measures have been implemented to continue to strictly enforce the city p

3 It is necessary to continue to strictly implement differentiation housing credit, tax policy and housing purchase of measures to curb speculative investment purchases of apartments and reasonably guide needs. Measures have been implemented in cities housing purchase to continue to strictly enforce

Three must continue to implement the differentiated housing credit, the tax policy and the housing strictly limits purchases the measure, the containment congenial investment buying homes, guides the housing demand reasonably.Has implemented the housing to limit purchases the measure city to have to

Third, we must continue to strictly implement differentiated housing credit, tax policy and housing sales quota measure to curb speculative investment purchases, reasonably guide housing needs. Housing city of restriction measures have been implemented to continue to strictly implement relevant poli