Precise state of charge (SOC) of traction battery is a key factor for power distribution of HEV power system, total control of vehicle and cost reduction.
精确的动力电池剩余电量(SOC)是混合动力系统进行动力分配的重要依据，也是整车控制和降低使用成本的关键。
When it is matched with the existing traction mechanism, it can shorten runway greatly, thus reduce the manufacturing cost of the runway greatly.
当它与现有的牵引机构配合时，它能使跑道被极大地缩短，从而极大地降低跑道的造价。
Energy Saving: High efficiency synchronic motor, its consumption energy is only 60% of normal traction machine. It can save a big amount of running cost.
节能：高效率的同步电机，其消耗的能量仅为传统曳引机的60%左右，每年可节省可观的使用成本。
Optimal maintenance scheduling of components, traction substations and catenaries is formulated for minimum cost, maximum reliability and both.
设备维修计划可靠性最大模型的约束条件主要为最大维修费用、最小可用度以及运行总时间；
The adjustable cervical traction apparatus has convenient carrying and use, low cost and physical appearance, and is suitable for being used in publics.
本 发明携带、使用方便、价格低廉、外观自然，适合在公共场所使用。
The adjustable cervical traction apparatus has convenient carrying and use, low cost and physical appearance, and is suitable for being used in publics.
本 发明携带、使用方便、价格低廉、外观自然，适合在公共场所使用。
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