基本释义:

选择，等级

网络释义

1)Selection,选择，等级

2)hierarchical selection,等级选择

3)determination to product grade,产品等级选择

4)hierarchical selection model,等级选择模型

5)Thrust rating selection,推力等级选择

6)voltage class choice,电压等级选择

用法和例句

Based on clonality, physiological integration, pattern of growth, growth forms, plastic responses, hierarchical selection model and ecological strategies of clonal plant population in the world, the advances in this field were reviewed.

就无性系植物种群的无性系性、生理整合作用、生长格局、生长型和对环境适宜的生长可塑性反应、等级选择模型和生态对策等方面进行了综合论述。