sampling techniques

• 抽样技术

sampling techniques的用法和样例：

例句

1. CLAP preprocesses some of the data extracted from the database by random sampling technique, which decreases the running time greatly.
   该算法采用随机抽样技术，从数据库中抽取一部分数据进行聚类的预处理过程，这样大大降低了运行时间。
2. The quadrat sampling technique is mostly used in plant ecology to study the distribution and abundance of species in plant communities.
   其内部的生物体被标记，样方抽样技术多用于植物生态学领域，用来研究某一植物群落中物种的分布及其含量的多少。