... three phase mains 三相电源 three phase supply 三相供电 three speed sliding door 三速互换电力节制 ...
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three-phase supply 三相电源 ; 三相供电
Three-phase power supply 三相电源 ; 三相供电
three-phase alternating-current supply 三相交流电源
Three-phase four-wire power supply 电源电压三相四线制
AC three-phase power supply 三相交流电源
three-phase emergency power supply 三相应急电源
Primary electrical power is provided by two engine driven generators which supply three-phase, 115 volt 400 cycle alternating current.
主电力是由两个发动机驱动发电机供应三相，115伏400周期交流电。
Fit for various small machinery powered by three-phase power supply.
适用于使用三相电源的各类小型机械。
As one of the connections for three phase induction motor to operate from single phase supply, SEMIHEX connection can enable three phase induction motor have approximated symmetrical operation.
作为三相感应电动机单相运行的一种特殊接法，SEMIHEX连接可使三相感应电动机在单相电源上接近对称运行。
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