深水半潜平台
deep sea semi-submersible platform
深水半潜式平台
deep-water semi-submersible platform
deepwater semi-submersible platform
深水半潜式钻井平台
deepwater semi-submersible rig
半潜平台
Semi-submersible Platform
semi-submarine platform
Semi-submersible
SEMISUBMERSIBLE
海中入水潜水技术
man-in-the-sea diving technique
水平潜流人工湿地
horizontal subsurface flow constructed wetlands
horizontal subsurface constructed wetland
horizontal subsurface flow constructed wetland
Horizontal Subsurface-flow Constructed Wetland
autoconsequent
horizontal sub-surface flow constructed wetland(HF CWs
水平潜流湿地
subsurface horizontal-flow wetland
水平潜望系统
Horizontal periscopical system