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)nline monitor锁相环电路nlise testing[电] 杂讯测试NLLS algorithm非线性最小二乘算法nldus gutturis喉结nlicrostructure微孔结构nltrasonie wave超声波nlerchant housing商品房NLOS communication光散射通信nlaximum dry density最大干密度nlght-time warming夜间增温