节制柜和变频器在电梯系统的能量传送和损耗中承担了如种功能和角色?。
What kind of function and role do the controller and drive take in energy distribution and consumption in elevator system?
节制柜和变频器在电梯系统的能量传送和损耗中承担了如种功能和角色?。
What kind of function and role do the controller and drive take in energy distribution and consumption in elevator system?
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