spectrum model的用法和樣例：
例句
- The phenomenon was explained with tunneling theory and flat band model.
對於上述現象用隧穿理論以及直帶模型進行了解釋。 - The temperature cracks are calculated by use of a crack band model, and the stress and cracking of the concrete wall are computed by using the half-analytical iteration method.
採用裂縫帶模型計算溫度裂縫，用半解析迭代法進行了混凝土牆的溫度應力和開裂計算。
