Alvin, which began operation in 1964, was the first deep-seasubmersible capable of carrying passengers.
阿尔文潜水器开始运行于1964年，是第一个能够运载乘客深海潜水器。
2
Semi-submersible platform, drilling ship and other floating drilling devices are mostly used to drill in the deep-sea oil development.
深海石油开发大多采用半潜式平台、钻井船等浮式钻井装置进行钻井作业。
3
The shot, taken by a submersible in Australia's sea territories is part of the 'Deep Australia' project which aims to explore life from under the sea from 100 to 1000 metres deep.