脲酶诱导矿化对铅、镉复合污染砂土固化 修复的试验研究
江钇垚,陈延博,卞怡,徐文杰,詹良通,柯瀚,王清扬

Experimental study on lead and cadmium composite contaminated sand solidified and repaired by enzyme induced carbonate precipitation
Yiyao JIANG,Yanbo CHEN,Yi BIAN,Wenjie XU,Liangtong ZHAN,Han KE,Qingyang WANG
图 7 精提纯脲酶和剑豆粗提纯脲酶诱导矿化过程中沉淀产物的FTIR图谱
Fig.7 FTIR spectra pattern of precipitated product during mineralization process induced by purified urease and crude sword bean urease