total metal contents in soil

例句：

1. 1. The study found that the total metal content in the soil was significantly higher than previously reported.
   研究发现，土壤中的总金属含量远高于之前的报道。
2. 2. The agricultural industry is concerned about the potential impact of heavy metals on the total metal content in soil.
   农业行业担心重金属对土壤中总金属含量的潜在影响。
3. 3.To ensure sustainable agriculture, it is important to monitor the total metal content in soil regularly.
   为了确保可持续农业，定期监测土壤中总金属含量非常重要。