NLabbr.[棒球]国家联盟(=National League)abbr.纽芬兰与拉布拉多省(=Newfoundland and Labrador)abbr.北纬(=North Latitude)NLDM Network Logical Data Management网络逻辑数据管理NLCG Non-Linear Loop Clock Generator非线性环路时钟发生器NLPID Network Layer Protocol IDentifier网络层协议标识符NLP-The New Technology of Achievement无限成就计划NLGI National Lubricating Grease Institute全美润滑脂学会Nl Foundations of Computational Mathematics计算数学基础