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#hoist #lifting mechanism #pulley system #construction machinery #mechanical lifting #boom lever

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#montacargas #forklift #lifting mechanism #industrial machinery #cargo equipment #load handling

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#hook pulley #lifting hook #hoist #crane hook #lifting mechanism #construction hoist

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#hydraulic jack #hydraulic press #fluid lift #lifting mechanism #force multiplication #hydraulics

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#wheel pulley #chain block #lifting mechanism #hoist chain #sheave hook #pulley wheel hook