The effects of parameters including time, temperature, humidity and the cement-sludge ratio on behavior of oil migration in solidified oily sludge after were investigated by using extraction and ultra violet spectrophotometer. 利用紫外分光光度计和索氏抽提器,研究了温度、土壤含水率以及水泥与污泥的不同比例等因素在不同时间对含油污泥固化后油迁移的影响。