三、鞣制工程（Tanning Process）： （1）脱皮（Deliming）：在脱灰的过程中，首先洗去灰裸皮中未结合的石灰质，然后添加脱灰剂（如氯化铵、硫化铵、、重亚硫酸钠...
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The multiple aldehyde acids were used to decrease the chrome content of the tannery wastewater in chrome tanning process.
研究了在铬鞣过程中，应用多元醛酸帮助减少铬鞣废液中的残留铬含量。
The hydrolyzing method of chrome shavings and the applying method of hydrolyses in the tanning process were studied in this paper.
本文探讨了水解铬鞣革的方法和水解物在皮革鞣制中应用的可能性。
The result shows that the waste liquors discharge of one-bath tanning process is smaller than the modified two-bath tanning process.
结果表明：①变型二浴法的废铬液排放量大于一浴法铬鞣的排放量。
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