My brain must have gotten the idea that working time was a scarce commodity because I worked almost the entire five hours straight and got an efficiency ratio of over 90%.
我的大脑把工作时间当成了稀罕物，因为我持续工作了几乎整整5个小时且效率比超过了90%。
If your time log shows your efficiency ratio to be on the low side, try severely limiting your total amount of working time for a day, and see what happens.
假如你的日程表显示你的效率比十分低下，那就试着在一天中严格限制你的工作总时间，看看成果如何。
The ratio of working time to standby unattended time of the tubular electric heating elements is less than 1 when the tubular electric heating elements work at interval.
所述电热管间隔工作时电热管的工作时间和非工作时间的比值小于1。
The derusting machine can save time, enhances the working efficiency and enhances the utilization ratio of the brush discs.
能节约时间而提高除锈机的工作效率；能提高刷盘的利用率。
The derusting machine can save time, enhances the working efficiency and enhances the utilization ratio of the brush discs.
能节约时间而提高除锈机的工作效率；能提高刷盘的利用率。
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