unbanvt.准许
UNabbr.(=United Nations) 联合国pron.<口>人,事物,家伙,东西
unconventional mutual inductor非常规互感器
unconstitutional investigation违宪审查
Unmanned Aerial Vehicle system无人机系统
undefinitude of random-fuzzy随机模糊不确定性
Undirected - connected graph无向连通图
uncoupling lever shaft bearing互钩开关杆轴承
unmarked information structure无标记信息结构
unbalanced compensation theory非衡补偿理论
Unliquidated Progress Payments未清算的进展支付
unconsolidated subsidiaries.未合并的子公司