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A kind of split type internal rotor Capstan rotor
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A kind of internal rotor traction machine rotor
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A kind of automobile elevator door machine mounting assembly
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Brake brake block abrasion detection structure and its installation method, control method
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A kind of elevator car latch and tripper
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A kind of Electrical Machinery Rotational Speed Testing System and method
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A kind of elevator door-motor is closed the door detecting system and the detection method of being hampered
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A kind of outer rotor tractor rotor
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A kind of traction machine protective cover
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Alternating current generator rotary speed tracing control method
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Front-encoder type traction machine
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A kind of rotor sheet of permanent magnet motor assembly unit and assembled rotor
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Tractor of bidirectional brake structure improved from single-direction brake structure
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