抓斗装卸桥的特点是装卸效率高，但起制动频繁且工作强度大。
The characteristics of crab gantry crane are high load-and-unload efficiency, high frequency of start, brake and big intensity.
抓斗是现代散货码头装卸的重要工具之一。
Grab is one of the important equipments of modern goods port.
单索抓斗是一种能在各种恶劣环境下取代人力从事黄砂、煤炭、矿粉、散化肥等散货装卸的有效工具。
Single rope grab is an efficient tool for loading and unloading sands, coal, mineral powder and bulk chemical fertilizer.
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