孢粉带 meaning in Chinese

pollen zone

The profile includes two major cold peaks at 4 . 580 - 5 . 275 abp and 6 . 120 - 6 . 375 abp . the centennial - scale climate instability is obvious , which exists even in holocene optimum
随着气候的逐渐好转，乔木花粉在孢粉带3 . 0904 . 580 abp上重新出现，但喜暖树种较少。
In the paper , based on the characteristics of sediments and the susceptibility , the sporopollen diagram was divided into five palynofloral zones by trying to use the cluster analysis of the ordered samples and the program of c + +
本文尝试利用有序样品的聚类分析方法，对孢粉带进行划分，并用c + +编写程序，得到5段最优分割。并结合沉积物特征、磁化率特征及孢粉图式划分出5个孢粉带。