On the top floor, exhibits are mainly about maritime technology, marine traffic, dredging and other maritime aspects.
在最高一层主要展出有关航海技术海上交通、疏浚及其它航海方面的展品。
CWF-type pumps designed for Marine horizontal closure of dredging mud pump seal designed to protect.
CWF型船用卧式封水泵专为挖泥船的泥浆泵轴封保护而设计。
In May, the department completed a trial scheme of dredging the seabed sediment in the Cheung Sha Wan and Sham Wan Fish Culture Zones with a view to improving the Marine ecological environment there.
在五月，该处完成一项试验计划，清理长沙湾及深湾海鱼养殖区海﨟的淤泥，以期改善该等水域的生态环境。
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