The paper also uses work measurement method to measure operation time, calculate standard working time and production pacing. According to current operations arrangement, it identifies that production line is unbalancing, operators 'usage is low and some usage are only 60% or so. 同时,论文还使用作业测定方法,测定生产线作业时间并计算其标准工时和生产节拍,通过现有作业操作安排,发现生产线不平衡,员工利用率不足,有的利用率只有60%左右。