achievementsn.成绩名词achievement的复数形式.achievementn.成就；成绩；完成；达到achievements of world interest举世瞩目的成就achievement of academic freedom学术自由实现Achievements Catalog Publishing成果目录发布achievement in science research科研成果achievements in official career政绩achievement motivation theories成就动机理论achievement and effect technology绩效技术achievement evaluation management企业绩效管理achievement of economic stability实现经济稳定achievements of geological survey地质调查成果

1. Iteration is used to select the best thresholds in the segmentations of a great deal of paddy images and the ratio of successful segmentation is high.
   对于大量图片水稻植株的提取，使用迭代的方法自动选择最佳的分割阈值，分割成功率较高。