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1·Total lead time for the item.

总铅的时间了该项目。

2·Total lead time for an end item, calculated by taking the individual lead times for all items on the critical path through all levels of the bill of material.

最终产品的总共前置时间，以物料清单各层要径所有产品前置时间计算得出。

3·A total of 148 (15%) patients experienced a lead defect, and the median time to lead failure was 1704 days (4.7 years).

共有148名患者(15%)经历过导线故障，导线故障发生的中位时间是1704天(4.7年)。

4·The lead - time and throughput of a total production system are influenced by the setting and size of buffers.

缓冲的设置和大小影响到整个生产系统的生产提前期和有效产出。

5·By using the life time of a certain scale echo to restrict the lead time, a forecast can be made for the rainfall at this scale, and total rainfall is obtained through composing.

根据不同尺度回波生命史来约束其预报时效，得到分尺度下的降水预报场，实现暴雨回波多尺度的合成降水量临近预报；将分尺度与不分尺度降水预报结果进行了比较。