crystal material的用法和样例：
例句
- The machinability of crystal material is studied, and the influence of the cutting condition on surface roughness is analyzed.
本文探讨了晶体材料的切削加工性，重点分析了切削条件对表面粗糙度的影响。 - First, if the nature of dry-heat sterilization is due to oxidation, the crystalline material may impede the diffusion of oxygen to the cell, thus extending the time to sterilize.
第一，如果干热灭菌的本质是由于氧化，晶体材料可能阻碍氧扩散到细胞，从而延长了灭菌时间。
