
Vinegar - Isotopic analysis of acetic acid and water Part 1: H-NMR analysis of acetic acid
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Vinegar - Isotopic analysis of acetic acid and water Part 1: H-NMR analysis of acetic acid
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻