Diplexer Low Noise AmplifierDiplexer低噪声放大器 Deaf Literacy Needs Assessment聋文化的需求评估 Dynamical Limited Nuclear Aggregation动力有限的核聚集 Digital Living Network Alliance数位生活网络联盟 Disilgold Literary Network AssociationDisilgold文学网络协会 Distance Learning Network Aid远程教育网络的援助