irreplaceability analysis 不可代替性分析
The above shows the peat-bog is the most important part and the base of different function courses of the wetland, which shall be specially protected for its non-updating and irreplaceability.
结果表明沼泽湿地中蕴藏的泥炭是该湿地最重要的组成部分，是湿地各种功能过程的基础，因其不可更新和不可代替性必须受到特殊的保护。
The second division explains the four features of core competence: lasting possessiveness, irreplaceability, continual profiting and sustainability.
第二部分主要说明核心竞争力的四个主要特性即长期拥有性、不可替代性、持续赢利性及延续性；
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