hygroexpansivity

例句：

1. 1. The soil's hygroexpansivity is a critical factor in determining its suitability for certain crops.
   土壤的湿度膨胀性是决定某些作物适宜种植的关键因素。
2. 2.The study of the hygroexpansivity of materials has significant implications for engineering applications.
   材料湿度膨胀性的研究表明，这对工程应用具有重要意义。
3. 3.The climatologist measured the hygroexpansivity of the soil at different depths and found that it increased with depth.
   气候学家测量了不同深度土壤的湿度膨胀性，并发现它随深度增加而增大。