assignment indexing

例句：

1. 1. The software engineers need to assign a specific indexing system for the project.
   软件工程师需要为该项目指定一个特定的索引系统。
2. 2. The indexing system is crucial for organizing and searching large amounts of data.
   索引系统对于组织和搜索大量数据至关重要。
3. 3. The indexing process involves creating a database that stores information about the documents being indexed.
   索引过程涉及创建一个数据库，存储正在被索引的文档的信息。