ddm
abbr.
distributed data management 分布式数据管理;
diaminodiphenylmethane 二氨基二苯甲烷;
n-dodecyl mercaptan 十二烷基硫醇（科技符号）;
digital drawing monitoring 数字化制图监控;
例句:
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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.
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DDM has been absorbed completely.
14周后,DDM已基本吸收形成骨.
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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.