Quantitative classification and ordination are the important methods for studying community ecological relationships,providing a reasonable and effective way of revealing the relationship among vegetation,plant community and environment objectively and exactly.
数量分类和排序是研究群落生态关系的重要数量方法,它为客观、准确地揭示植被、植物群落及植被与环境之间的生态关系提供了合理、有效的途径。
参考来源 - 山地植物群落数量分类和排序研究进展·2,447,543篇论文数据，部分数据来源于NoteExpress
The system's function of energy conservation is certificated with quantitative classification in the experiment.
通过实验，定量分析变频风冷制冷系统的节能作用。
The result indicated that the CG was an objective, effective, clear and simple quantitative classification method.
结果表明，星座图是一种清晰简洁而又有效的数量分类方法。
This study probed into the application of the constellation graph (CG) in quantitative classification of cotton varieties.
本文探讨了星座图在棉花品种数量分类中的应用效果。
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