词汇	unit normal
释义	unit normal 单位法线
随便看	selective inverse feedback selective ion chromatogram selective ion detection selective ion detector selective ion electropherogram selective ion exchange selective ion-exchange selective ion exchange resin selective ionization gage selective ionization gauge Selective ion monitoring selective ion monitoring mode selective ion permeability selective ion-sensitive electrode selective iron leaching selective irradiation selective irradiation method Selective isolation selective isolation methods selective isotope absorption selective items selective jammer selective jamming selective jammings selective jettison