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| Abstract: Three theory problems about technology of leather making are discussed.The first is the difference between surface charge and isoelectric point (PI).The second is about the origin of the calculation formula of basicity in making Cr3+ liquor.The |
中文意思：
文摘:本文讨论了皮革制造中的三个理论问题，一是表面电荷与电点(PI)之间差别，二是三价铬鞣液配制中公式的简单来源，三是生皮在碱液中膨胀的机理。 |
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