The positioning precision of terminal area radar (within 37km) is _______ km.
A.1.8
B.2.0
C.2.4
D.1.6
正确答案是D
The positioning precision of terminal area radar (within 37km) is _______ km.
A.1.8
B.2.0
C.2.4
D.1.6
正确答案是D