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来源:雅诚德英语网
UPS estimates that the system has helped save its planes 250 to 465 lb. (110 to 210 kg) of fuel per flight.
联合包裹估算,这套系统为每个航班节约了250到465英磅燃料,约合110到210千克。
UPS estimates that the system has helped save its planes 250 to 465 lb. (110 to 210 kg) of fuel per flight.
联合包裹估算,这套系统为每个航班节约了250到465英磅燃料,约合110到210千克。