A submarine is a vessel that can travel both on the surface and under the water.
vessel cells
Arrival draft means the deepness of the vessel under water when the cargo is loaded in the vessel, and departure draft means the deepness of the vessel under water after the cargo is discharged fully or partially.
A submarine is a sea-going vessel, both on the surface and under the water.
A vessel capable of operating or remaining under water. Source: Answers.com
The vessel is a submarine.
submersible?
The cargo vessel was completely under the water in less than fifteen minutes. The cargo vessel has a certain procedure for searching for stowaways.
It means that the vessel can go under water.
A vein
An artery moves blood away from the heart.
veins