The 2 conservation tillage systems showed promise in reducing water and soil erosion, saving energy, increasing corn yield, and improving water use efficiency.
这两套保护耕作体系有利于减轻水土流失，节省能源，增加作物产量，提高水分利用效率。
With increasing of the requirements for energy-saving lamps in many fields, high-efficiency straight tube fluorescent lamp has been widely used in luminaires since the middle of last century.
从上世纪中叶以来，随着社会各个领域对节能光源产品需求的日益增长，高效、节能的直管荧光灯得到了广泛应用。
The technique of vehicle supervision can guide the motor to its destination conveniently, quickly and rightly, which is very important in increasing the transportation efficiency and energy saving.
车辆监控技术是方便、快速、正确引导汽车抵达目的地的一种技术，他在提高汽车运行效率、节约能源方面具有重要意义。
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