简约风工程检测人员结构维护单位科研机构UML用样图

@startuml left to right direction actor "工程检测人员" as inspector actor "结构维护单位" as maintainer actor "科研机构" as researcher actor "管理员" as admin rectangle "混凝土裂纹智能检测系统" { usecase "图像管理" as UC1 usecase "预处理与数据增强" as UC2 usecase "裂纹检测与分割" as UC3 usecase "参数提取与量化" as UC4 usecase "结果可视化" as UC5 usecase "历史记录管理" as UC6 usecase "系统管理" as UC7 UC1 --> inspector UC1 --> maintainer UC1 --> researcher UC2 --> researcher UC3 --> inspector UC3 --> maintainer UC3 --> researcher UC4 --> maintainer UC4 --> researcher UC5 --> inspector UC5 --> maintainer UC5 --> researcher UC6 --> inspector UC6 --> maintainer UC6 --> researcher UC7 --> admin } @enduml给我生成用例图