Siemens FLD gear Units: Chinese standard of hard surface gear unit origins from FLD standard.
西门子弗兰德减速机：中国硬齿面减速机的标准源于弗兰德。
Electrical wheel gear unit is a DC motor with forced ventilation, that exchanges electrical to mechanical energy.
电动轮设备就是带强制风冷的直流电动机，可将电能转化为机械能。
Electrical wheel gear unit is a DC motor with forced ventilation, that exchanges electrical to mechanical energy.
电动轮设备就是带强制风冷的直流电动机，可将电能转化为机械能。
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