These substantial evidences analysis includes following three aspects: First, this paper built one simultaneous equation model of Shanghai City commercial housing sales price.
这些实证分析包括以下三个方面：第一，建立了一个上海市住宅一级市场商品住宅价格联立方程模型。
This paper considers the percentage of simultaneous water demand equation is only suitable for the medium small sized hotel by analysis and calculation the amount of hot water of hotels.
根据计算分析认为，确定旅馆建筑物热水用量时，同时作用百分数公式只适用于建筑规模较小的旅馆；
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