In addition to this great accomplishment, the subway cars themselves were made more efficient by introducing a new brake energy recovery system that reduces energy consumption by 33 percent.
除此之外，地铁车辆也引进了新的刹车动力回复系统，这一系统减少了33%的能源消耗，从而使列车运行效率更高。
In addition to this great accomplishment, the subway cars themselves were made more efficient by introducing a new brake energy recovery system that reduces energy consumption by 33 percent.
除此之外，地铁车辆也引进了新的刹车动力回复系统，这一系统减少了33%的能源消耗，从而使列车运行效率更高。
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