阅读图例,从下列图例名称中选择正确的填入表格中:
(备选答案:国界、铁路、关隘、长城、水库、居民点、常年河湖)

0 18525 18533 18539 18543 18549 18551 18555 18561 18563 18569 18575 18579 18581 18585 18591 18593 18599 18603 18605 18609 18611 18615 18617 18619 18620 18621 18623 18624 18625 18627 18629 18633 18635 18639 18641 18645 18651 18653 18659 18663 18665 18669 18675 18681 18683 18689 18693 18695 18701 18705 18711 18719 133493
(备选答案:国界、铁路、关隘、长城、水库、居民点、常年河湖)
| A | B | C | D | E | F | G |