您要查找的是不是：
- 自然植被NPP natural vegetation NPP
- 自然植被 natural vegetation
- 自然 nature
- 半自然植被 seminatural vegetation
- 自然植被重建 natural revegetation
- 自然的 natural
- 植被 vegetation
- 分布式NPP distributed NPP
- 聚合式NPP lumped NPP
- 自然资源 natural resource
- 净初级生产力（NPP） Net Primary Productivity (NPP)
- 自然地 naturally
- 高效有机非线性光学晶体NPP生长 Growth of High Effective Nonlinear Optical Organic Crystal NPP
- 潜在自然植被 potential natural vegetation
- 有机非线性光学晶体NPP的AFM研究 The Study of NPP Crystal by AFM
- 超自然 transnatural
- 以NPP粉为添加剂的高阻隔聚酯瓶用料的研究 Study on Chips of Beer Bottle of High Barrier PET with NPP Nanometer as Additive
- 不自然 unnatural
- 森林和热带雨林中有茂密的植被。 Forests and jungles have thick vegetation.
- 气候因子对寒温带落叶针叶林NPP影响的数值试验分析 Numerical Experiment Analysis of Climatic Factors on The Deciduous Needle-leaf Forest's NPP in Cold-temperate Zone
