soil and sediments 土壤与沉积物
The sample types include rock sample, stream sediments, water samples and rarely, widely spaced soil samples.
样品类型包括岩石样品，水分沉积物，水样以及偶而采用的大间距土壤样品。
Soil samples in the Tiaoxi Catchment, mostly in West Tiaoxi Catchment, as well as some sediments in Taihu Lake, were collected and analyzed with magnetic properties and heavy metal concentrations.
对西苕溪流域的土壤样品及部分太湖近岸表层底泥样品，进行了环境磁学测试与化学分析。
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