多台岸边集装箱桥式起重机共用一台换绳装置，既节省成本又节约能源。
A plurality of quayside container bridge cranes can share one rope-replacing device so as to save the cost and also save the energy.
多台岸边集装箱桥式起重机共用一台换绳装置，既节省成本又节约能源。
A plurality of quayside container bridge cranes can share one rope-replacing device so as to save the cost and also save the energy.
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