subsurface communication造句

The ship's equipment in detail are : S and X band radars, tactical aviation radar, radar processor and fire control systems, subsurface sonar and echo sounder, surface and subsurface communication & internal communication and computer network systems, ECM, ECCM, and navigation systems, electroptical and stabilizer and synchronizer systems, alert system against chemical-microbial attacks and doors and air conditioning system with impenetrability and resistance capability during these attacks, Automated navigation system and some other systems.
It's difficult to find subsurface communication in a sentence. 用subsurface communication造句挺难的