
Standard Test Method for Determing Soluble Solids and Insolubles in Extracts of Vegetable Tanning Materials
出版:American Society for Testing and Materials

專家解讀視頻
Standard Test Method for Determing Soluble Solids and Insolubles in Extracts of Vegetable Tanning Materials
出版:American Society for Testing and Materials
專家解讀視頻