在硫酸盐还原作用下已经固定在污泥中的重金属，可能会由于污泥的氧化而二次释放。
Heavy metals originally immobilized by sulfate reduction in sludge barrier may be released out secondarily because of the oxidation of sludge.
四川盆地东北部三叠系飞仙关组存在广泛的硫酸盐还原作用，同时地层中也存在锶含量异常高的成岩流体。
Sulfate reduction has been recognized recently as a process of geologic significance, and is common and widespread in the Feixianguan of Triassic, NE Sichuan Basin of China.
其有机元素组成以贫氢、富氧、富硫为特征，属高热演化且受硫酸盐热化学还原作用影响的焦沥青类。
The organic elementary compositions of the bitumen are characterized by poor hydrogen and rich oxygen and sulfur, suggesting that it is of pyrobitumen as a result of high maturity and TSR.
其有机元素组成以贫氢、富氧、富硫为特征，属高热演化且受硫酸盐热化学还原作用影响的焦沥青类。
The organic elementary compositions of the bitumen are characterized by poor hydrogen and rich oxygen and sulfur, suggesting that it is of pyrobitumen as a result of high maturity and TSR.
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