hide substance meaning in Chinese
皮革物质
Examples
- Leather - chemical tests - determination of nitrogen content and " hide substance " - titrimetric method
皮革.化学试验.含氮量和“皮质”的测定:滴定法 - Testing of leather ; determination of the contents of total nitrogen and of ammonium salts , calculation of hide substance
皮革的检验.总含氮量和铵盐含量的测定.皮革材料的计