The invention relates to hoisting, pulling, hauling equipment, in particular to an infinite variable speed hoisting winch.
本发明涉及一种提升牵引、拖运设备，具体为可无级变速的绞车。
The invention relates to hoisting, pulling, hauling equipment, in particular to an infinite variable speed hoisting winch.
本发明涉及一种提升牵引、拖运设备，具体为可无级变速的绞车。
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