Particular care is needed when navigating in the vicinity of()as very few of these features have been fully surveyed to modern standards to determine their correct position,full extent,or the least depth over them.

A . SW of Cocos Islands B . oceanic dangers or seamounts C . undiscovered dangers D . the continental shelf

时间:2022-09-15 13:25:34 所属题库:海图及海图作业题库

相似题目