如果要得到与常规铬鞣革相同的鞣制强度，用二羧酸或丙烯酸处理后的革必须加入更多的铬盐鞣制。
It is necessary to add more chrome to obtain the same level of tanning fastness as found in conventional tanned leather.
如果要得到与常规铬鞣革相同的鞣制强度，用二羧酸或丙烯酸处理后的革必须加入更多的铬盐鞣制。
It is necessary to add more chrome to obtain the same level of tanning fastness as found in conventional tanned leather.
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