The gas filling/unloading column is a gas filling and metering equipment that uses a high-performance industrial control microprocessing system and is used for trade settlement of CNG gas filling and sub-stations. It is mainly used for gas filling/unloadi
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Pull lift machine is a sort of drum winch onto which the rope winds. The drum is designed to release, retrieve and store the wire rope. During pull lift machine operation, the drum will rotate so as to wind the rope in and out.