Unfer温费尔
UNabbr.(=United Nations) 联合国pron.<口>人,事物,家伙,东西
uneonstrained optimization无约束最优化
undrained quick shear test不排水快剪试验
unbounded covering surface无界覆盖面
unprincipled accommodation无原则的迁就
Uncooled focal plane array非制冷焦平面阵
unlisted or updated drivern.未列出或更新过的驱动程序
Undifferentiated arthritis未分化关节炎
unheated serum reagin testUSR试验, 未加热血清反应素试验