目录1适用范围......................................................................12规范性引用文件................................................................13术语和定义...................................................................23.1菱镁矿区..............................................................23.2菱镁矿粉尘污染..........................................................23.3污染土壤生态修复......................................................23.4污染土壤修复标准......................................................23.5修复可行性..........................................................23.6修复模式..............................................................23.7植被覆盖度..........................................................24基本原则和工作程序............................................................34.1基本原则..............................................................34.1.1科学性原则......................................................34.1.2可行性原则......................................................34.1.3安全性原则......................................................34.2工作程序..............................................................35资料收集与现场调查............................................................55.1资料收集............................................................55.2现场查勘与调研........................................................55.3采样分析............................................................65.4调查总结............................................................66确定修复目标...................................................................76.1生态风险评估........................................................76.2修复目标............................................................77选择修复模式...................................................................77.1确认修复范围和要求................................................................................................................77.2提出修复目标值.......................................................................................................................737.3确认修复总体思路....................................................................................................................88筛选修复技术...............................................................................................................................88.1污染土壤修复技术分类...........................................................................................................88.1.1物理化学技术.......................................................................................................................88.1.2生物技术................................................................................................................................88.2分析比较修复技术...................................................................................................................98.3修复技术可行性评估................................................................................................................98.4选择适宜修复技术....................................................................................................................99制定修复技术方案...............................................................................