Oil prices will undoubtedly for car owners are most concerned about the topic for people buy a car to buy a car fuel-efficient energy-saving car, in order to avoid the future of car cost is too high.
油价问题无疑对车主来说是最关注的话题，准备买车的人都想买到一辆省油节能的车，以免日后的用车成本过高。
Energy consumption reduction has become a hot topic of social problem with the new target of energy saving proposed.
随着节能降耗新目标的提出，节能降耗工作已成为全社会关注的热点问题之一。
The topic of Energy saving on motor system has always being researched by scholars, and the variable frequency variable speed technology has been paid the focus attention among the researches.
电机节能问题一直是广大学者研究的热点，在电机节能技术中最受瞩目的是变频调速技术。
The topic of Energy saving on motor system has always being researched by scholars, and the variable frequency variable speed technology has been paid the focus attention among the researches.
电机节能问题一直是广大学者研究的热点，在电机节能技术中最受瞩目的是变频调速技术。
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