high level of available aluminum

例句：

1. 1. Thehigh level of available aluminum in the soilis a concern for farmers.
   土壤中的高铝含量是农民们的一个担忧。
2. 2. Thenew alloy has a high level ofavailable aluminum, making it stronger and moredurable.
   这种新合金的高铝含量使其更强大、更耐用。
3. 3. Themanufacturer claims that their producthas a high level of availablealuminum, which is beneficial for health.
   制造商声称他们的产品具有高铝含量，对健康有益。