Its comparative low final cost makes it possible for widespread application by various construction quality inspection authorities at different levels 其总成本造价较低，适于各级建筑工程质量检测站使用，具有非常广泛的推广应用价值。
2.
The main reasons of china ' s low household consumption rate for a long time are that : the too - high rate of investment directly leads to the low final consumption rate and extends to the low household consumption rate ; the overall low level of residents " income obstacles the final consumption expenditure and income - gap influence the consumption ratio ; the instabilities of the income anticipation is becoming stronger and the expenditure anticipation is increasing 我国居民消费率长期偏低的主要原因有：投资率过高直接导致最终消费率偏低，从而使居民消费率偏低；居民整体收入水平不高，收入差距过大影响居民消费倾向；收入预期的不确定性增强，支出预期的增加，商品的供给结构不合理，消费环境中还存在诸多问题等。
