"ECDIS should be capable of ____ all chart information necessary for safe and efficient navigation originated.
A.exhibiting
B.exising
C.demonstrating
D.displaying"
正确答案是D
"ECDIS should be capable of ____ all chart information necessary for safe and efficient navigation originated.
A.exhibiting
B.exising
C.demonstrating
D.displaying"
正确答案是D