Unisol氯化钠； 硼酸和硼酸钠缓冲等渗溶液UNIabbr.印度联合新闻社(=United News of India)uni-material fabric纯纺织物Unilatral mastication偏侧咀嚼unipolar conductivity单极导电率uniaxial tension test单向拉伸UnilaxTriacephentinum三醋酚丁unified taxation code统一编号uniaxial eccentricity单轴向偏心unidimensional stream单向流unidentified aircraft来路不明的飞机unified economic plan统一经济计划