更新类型 meaning in English

change type
update type

That updates the state of the instance of the type
，用于更新类型实例的状态：
To update existing records in untyped datasets row index known
更新类型化数据集中的现有记录（行索引未知）
Update the type resolution code
更新类型解析代码。
To update existing records in typed datasets row index not known
更新类型化数据集中的现有记录（行索引未知）
Population structure and regeneration types of dominant species in an evergreen broadleaved forest in tiantong national forest park , zhejiang province , eastern china
浙江天童国家森林公园常绿阔叶林主要组成种的种群结构及更新类型