Regional variations due to differences in climate might also mean permanent daylight saving time could conserve energy in some areas but not as much in others.
由于气候不同而带来的区域性差异很可能同时意味着永久夏时制在某些地区会带来节能效果，但在其他地区却不会。
High efficiency and high power factor are characteristic of rare earth and permanent magnetism and synchronous motor. lt is a energy saving product.
稀土永磁同步电动机具有效率高、功率因数高的特点，是一种高效节能产品。
The development of permanent magnet electrical machinery with high efficiency and high power factor supply new ways for water pump saving energy.
高效、高功率因数的稀土永磁电机为水泵节能开辟了新途径。
应用推荐