undersea

adj.

海面下的，海底的；水下；

1. There is an undersea pipeline running to Europe.
   有一个海底管道通向欧洲。

Numerical simulation of undersea cable dynamics
Trends in biorobotic autonomous undersea vehicles
Human and Computer Control of Undersea Teleoperators
GROOVED JACKET FOR UNDERSEA CABLE AND METHOD FOR MANUFACTURING THE SAME
Undersea distributed networked system: An enabling power and communications infrastructure technology
Fuzzy logic for depth control of Unmanned Undersea Vehicles
Polarization dispersion and principal states in a 147-km undersea lightwave cable
The optimal control of a flexible hull robotic undersea vehicle propelled by an oscillating foil
The optimal control of a flexible hull robotic undersea vehicle propelled by an oscillating foil
DISCUSSION ON SOME KEY TECHNICAL ISSUES FOR DESIGN AND CONSTRUCTION OF UNDERSEA TUNNELS