问题 从1972年起到现在的十一年间,我国每一套城镇住宅建筑的平均投资持续而迅速地增大。这是由于国家对城镇住宅建筑面积标准几度提高,以及住宅建筑的单方造价逐年增长两个方面的因素所造成的。 城镇住宅建筑每平米的造价逐年提高。从国家建委和建没部的资料来看,从1972年的每 Problems From 1972 to the present eleven years, the average investment for each set of urban residential buildings in China has continued to increase rapidly. This is due to the fact that the country has raised the standard of urban residential building area several times and the unilateral cost of residential construction has increased year by year. The cost per square meter of urban residential buildings has increased year by year. Judging from the information from the State Construction Commission and the Ministry of Construction, each from 1972