词汇	dirac matrix
释义	dirac matrix 狄喇克矩阵
随便看	silica adjuvant silica adjuvants silica adsorbent silica adsorption chromatography silica aerogel silica aerogels doped with fibers silica aerogelthickened grease silica aerogel thickened grease silica aggregate silica-alumina anionic leg silicaalumina catalyst silica alumina catalyst silica-alumina catalyst silica-alumina catalysts silica-alumina cracking catalyst silica-alumina gel silicaalumina hydrogel silica alumina hydrogel silica-alumina hydrogel silica-alumina hydrogels silica-alumina mineral silicaalumina ratio silica alumina ratio silica-alumina ratio silica alumina refractory brick