土壤学 - 2026 进行中
1000 ₸
科目: 土壤学 级别: X
类别: 大学生
测试题目: 英语
问题示例: Which soil-forming process involves the translocation and accumulation of carbonates within a lower horizon under semi-arid conditions? Podzolization, Laterization, Gleization, Calcification