通过对某城市辖区的震害实际预测，给出了该辖区的震害面积概率和震害幢数概率，以此评价地震时多层砌体房屋的破坏程度。
For instance, the area of earthquake disaster probability and the building number of earthquake disaster area probability of the part area coverage of some city is calculated.
整个所辖区域内的地貌可分西部山区和东部平原两大类，面积分别占全市的52%和48%，地势西高东低。
The west part is mountain regions and the east is a plain, accounting for 52% and 48% of total area respectively. It is obviously higher in the west and lower in the east.
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