The accessories on the electric hoist and the variable speed device on the drive device of a set of electric hoists can change the speed of the electric motor to the lateral running speed of the electric hoist through the action of gears.
The accessories on the electric hoist and the variable speed device on the drive device of a set of electric hoists can change the speed of the electric motor to the lateral running speed of the electric hoist through the action of gears.
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