In Submarine Warfare, "areas" are defined as patrol areas; e.g., for a Fast-Attack submarine, her patrol area may cover a specific ocean or coastal area, or ahead of a Carrier Battle Group/Task Force if providing escort/screening duty. For an FBM (missile boat), their area will put them in the optimum launch position for their targets should they ever get an order.
in 300,000 kilometers of the philippines submarine areas are the area where submarines could positively found or/and the areas where submarines can be launched.
Mountain range in the water by the submarine mounts.
Yes, in designated smoking areas, usually in machine rooms off watch.
Open areas where they graze.
primary stress bearing areas are the areas to which the forces acting are pendicular
The modern definition of a torpedo is a self-propelled underwater missile. (see related question)
grand canyon
Detailed plans of geographical areas.
they are formed in dry sandy areas
moving from rural areas to cities
Dark flat areas on the moons surface
In the strict technical definition, no - submersibles are manned/unmanned craft that require surface support vessels to transport them to/from operating areas, and to provide them with umbilical power and service. Submarines are manned vessels that are capable of operating independently without requiring transportation, or tethered/local support.