然后，花了些时间，发现我们的工作时间的确是有效的。
Then, we spent some time discovering what our work time is actually worth.
采用超大容量蓄电池组，能够有效的增加工作时间，延长使用寿命。
Using super capacity battery, can effectively increase working time, prolong service life.
理论商而言，这当然是让工作时间更有效的一种方式。
In theory this is surely one way of making working time more efficient.
工作时间及非工作时间的有效管理。
Effective time management for working time and non-working time.
工作时间及非工作时间的有效管理。
Effective time management for working time and non-working time.
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