linear expansion coefficient

例句：

1. 1.The temperature change causes the material to expand linearly.
   温度变化导致材料线性膨胀。
2. 2.In engineering, understanding the linear expansion coefficient is crucial for designing structures.
   在工程中，了解线性膨胀系数对于设计结构至关重要。
3. 3. The manufacturer has provided a detailed chart showing the linear expansion coefficient of various materials.
   制造商提供了一张详细的图表，展示了各种材料的线性膨胀系数。