取决于她们的职位，她们的工作需要在整个过程中保持站立（如果是质检员 ） 、 坐下（如果是机器操作员）或来回走动（如果是车间帮工 ） 。
And, depending on their position, they spend the entirety of their shifts either standing (if they are quality inspectors), sitting (if they are machine operators), or moving (if they are factory-floor helpers).