Polyacrylamide gel electrophoresis and thin layer chromatography have been used to analyzethe composition of protein and lipid in chemically modified keratin fibres.是什么意思_Polyacrylamide gel electrophoresis and thin layer chromatography have been used to analyzethe composition of protein and lipid in chemically modified keratin fibres.在線翻譯_英語_讀音_用法_例句