undersea weapon system造句

例句与造句

1. In fact, this is a goal of many undersea weapon systems.
2. During 30-plus years, these Navy research, development, test and evaluation ( RDT & E ) organizations specialized in command, control and communications ( C3 ); Arctic submarine warfare; undersea weapons systems; intelligence and undersea surveillance technology, as well as a number of other important areas including lasers, underwater vehicles, environmental science, high performance computing, robotics and marine mammal research.
3. It's difficult to find undersea weapon system in a sentence. 用undersea weapon system造句挺难的