Effective working time

美 [ɪˈfektɪv ˈwɜːrkɪŋ taɪm]英 [ɪˈfektɪv ˈwɜːkɪŋ taɪm]

1

We studied that the daily working hours of department were longer than effective working time 6 hours .

本次研究调研科室每日工作小时数均大于有效工作时间6小时。
2

This paper investigates the problem how to balance the cost of nodes and prolong the effective working time of WSN .

本文研究了如何均衡网络节点的能量损耗，延长网络的有效工作时间的问题。
3

All of above measures are significant to effectively protect down hole instruments , prolong effective working time of apparatuses , improve work efficiency , and reduce operation costs , etc.

这对于有效保护井下仪器、延长仪器的有效工作时间、提高施工效率、降低施工成本具有重要意义。