X-ray powder method

例句：

1. 1.The X-ray powder method is a powerful tool for analyzing crystal structures.
   X射线粉末法是一种强大的工具，用于分析晶体结构。
2. 2.The X-ray powder method has been widely used in the field of materials science.
   X射线粉末法在材料科学领域得到了广泛应用。
3. 3. The X-ray powder method provides valuable information about the crystal structure of minerals.
   X射线粉末法提供了有关矿物晶体结构的宝贵信息。