nonblackn.非黑人nonadv.[拉]非；不是non- English major freshmen非英语专业新生non-institutional treatment非监禁处遇non-public ownership system非公有制non - solid earthed network小电流接地系统non-responsive concentrator不易起反应的non public ownership forestry非公有制林业non-destructive dismantling无损拆除non-monotone step size rule非单调线搜索non-lawsuit solution system非诉讼纠纷机制non-operational instruction非操作指令