For the AC double speed elevator, the government series starting impedance is started and the time of the impedance is adjusted to ensure the smooth transition of the acceleration process.
对于交流双速电梯，府串联启动阻抗启动并公道调整切除阻抗的时间，保证加速过程平滑过渡。
For the AC double speed elevator, the government series starting impedance is started and the time of the impedance is adjusted to ensure the smooth transition of the acceleration process.
对于交流双速电梯，府串联启动阻抗启动并公道调整切除阻抗的时间，保证加速过程平滑过渡。
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