DDM的例句（DDM在句子中的用法）

• Objective To study the clinical effects of demineralized dentin matrix ( DDM ) as a apexificating agent. 目的观察同种脱矿牙本质基质 ( DDM ) 用于根尖诱导成形术的临床效果.
• Overlapping , nonoverlapping and overrelaxation DDM are discussed. 讨论了重叠DDM 、 非重叠DDM和超松弛DDM的 迭代过程及其在EB一 FEM中的应用.
• DDM has been absorbed completely. 14周后,DDM已基本吸收形成骨.
• In RTI , DDM is specially designed to filter data. 而RTI中的数据分发管理DDM就是专门为实现数据过滤而设计的.