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1981年12月,上海疏浚公司、长江疏浚公司和广州疏浚公司各派遣一艘4600马力绞吸式挖泥船、各配一条120马力抛锚艇以及全套排泥管,由荷兰用半潜驳装载16000马力拖轮拖运,抵达巴林国,分包阿尔扎及拉承包投资公司承包的阿拉伯钢厂团矿厂工程。分包挖泥吹
In December 1981, Shanghai Dredging Company, Changjiang Dredging Company and Guangzhou Dredging Company each dispatched a 4600 hp cutter-cutter dredger, each equipped with a 120-horsepower anchoring boat and a complete set of mud-discharging pipes, loaded by the Netherlands with semi-submerged barges loaded with 16,000 Horsepower tugboat, arrived in Bahrain, sub-contract Arza and pull contracting investment company contracting Arab steel mills project. Sub-dredging blows