传统的镀铬工艺，其电镀液以铬酸为基础，以硫酸作催化剂，两者的比例为100：1。
The traditional process, the chrome plating solution the chromium acid as the foundation and sulfuric acid as catalyst, the ratio of 100 to 1.
拟定了一个测定电镀废液和镀铬液中痕量铬的新的荧光分析法。
A new fluorimetry was used to determine the trace element of chromium in the electroplating waste liquor and chromium electroplating solution.
拟定了一个测定电镀废液和镀铬液中痕量铬的新的荧光分析法。
A new fluorimetry was used to determine the trace element of chromium in the electroplating waste liquor and chromium electroplating solution.
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