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 4 在Pb2+、Cd2+溶液环境下精提纯脲酶与剑豆粗提纯脲酶的金属固定率
Fig.4 Metal immobilization rate of purified urease and crude sword beans urease in environment of lead and cadmium ion solution