关于线程池的一些操作之列的一个工程 包括添加线程，删除之类的操作-threads on the pool operated out of a project, including adding threads, such as the deletion of the operation

关于线程池的一些操作之列的一个工程 包括添加线程，删除之类的操作-threads on the pool operated out of a project, including adding threads, such as the deletion of the operation