demand model的用法和样例：
例句
- As these factors change, the government uses a computerised housing demand model to recalculate the demand for different categories of housing.
随着这些因素改变，政府的电脑化房屋需求模式会重新运算，以推算出不同房屋类别的需求量。 - Market-oriented exchange rates in line with economic fundamentals will be essential in assuring the resource and sectoral shifts to match and foster the new patterns of demand.
为促进新需求模式的形成并与之相适应，全球资源和产业需作出调整，而建立符合经济基本面的汇率市场定价机制将在其中发挥至关重要的作用。
