The methods of chrome tannage technology and the application of studing on auxiliary agent were summarized, there were 60 pieces of refe rence documents.
综述了清洁铬鞣工艺
法
其助
的研
用，主要参考文献60篇.
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contingent, contingent on, contingently, continua, continuable, continual, continually, continuance, continuant, continuate,
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3G, 401(K), a,
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