secondary bare area

美 [ˈsekənderi ber ˈeriə]英 [ˈsekəndri beə(r) ˈeəriə]
  • 网络次生裸地
secondary bare areasecondary bare area
  1. The recovery and protection of secondary bare area is an important composition of the protection and improvement to the environment in the world round .

    次生裸地的恢复保护是目前世界范围内对生态环境的保护和改善的一个重要组成部分。