例句:Total float for the activity is 9 days. 该项工作总时差为9天。
free float
词义:名词:自由浮动;自由浮动时间,自由时差。
固定搭配:free float PERT 自由浮动规划评估法。
例句:The each time parameter of construction schedule network planning in the graph may be exposed immediately, the total float and the free float of each work especially. 图上可直接展示施工进度网络计划的各时间参数,特别是各工作的总时差和自由时差。