Flag to determine whether this work item should be tracked on the project checklist. 用于确定是否应在项目检查表上跟踪该工作项的标志。
It also demonstrates how you can use the project checklist to make sure key steps are taken during each phase of your project. 它还演示如何使用项目检查表来确保在项目的每个阶段中执行了关键步骤。