In any working condition, they can easily work at optimal economic routine, recover braking energy and improve the efficiency of the entire vehicle.
两者任何工况下都能方便地工作在最佳经济工况，方便地回收车辆制动能量，提高整车效率。
After optimal design, a modern bridge-building machine has a simple body, but its working condition and surrounding are much worst than before.
现代的架桥机经过优化设计后，其机身和车底都比较简约。但其工况和环境比以前更加恶劣。
It turned out that this method could assure bearing in optimal windage condition in concrete working condition, accordingly achieve the longest service life.
实践证明这种方法可以保证轴承在具体的工作条件下处于最佳的工作游隙状态，达到最长的使用寿命。
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