material classification的用法和样例：
例句
- Materials ledger cards for each type of material or factory supply used make up the subsidiary record.
为每壹类原料设置的材料分类卡构成了辅助记录。 - This paper discusses the classification and application of the Long-Lasting Phosphorescent Materials and the latest research progress in luminescent ceramic glaze.
论述了长余辉发光材料分类及应用和陶瓷发光釉最新的研究进展。
