【单选题】'High tech' and 'state of the art' are two expressions that describe the modern technology. High tech is just a shorter way of saying high technology. And high technology describes any invention, syst...
A.
To tell how 'high tech' and 'state of the art' have developed.
B.
To give examples of 'high tech'.
C.
To tell what 'high tech' and 'state of the art' are.
【单选题】High-Tech Warfare (战争) Today, high-tech warfare is no longer an abstract concept, but a real issue. Technology(51)tactics, sociology, and the development of weaponry (武器). It also causes the changes i...