The living organisms somehow concentrated the minerals by biological processes...生命体通过某种生物过程聚集矿物质。Conclusions Concentrated cod - liver oil gutta and erythromycin can promote the ulcer to heal.结论浓缩鱼肝油滴剂加红霉素可促进溃疡愈合.Most de...
The living organisms somehow concentrated the minerals by biological processes.生命体通过某种生物过程聚集矿物质。Most development has been concentrated in and around cities.土地开发主要集中在城市及周边地区。He was calm and concentrated in judging how to ...