| 41. | 1959-- The St . Lawrence Seaway opened for navigation.
|
| 42. | Also, the Spratlys straddle important international navigation and aviation routes.
|
| 43. | Authorities also are investigating several Air Inter navigation and technical officials.
|
| 44. | There is currently no direct navigation line between Morocco and Egypt.
|
| 45. | He added that the sunken tanker remained a menace to navigation.
|
| 46. | The shuttle pilots have backup methods of navigation, he said.
|
| 47. | Northrop Grumman makes weapons systems, including radar and navigation systems.
|
| 48. | Building new navigation satellites for the military is the top priority.
|
| 49. | Satellite navigation is one of the key technologies of the future,
|
| 50. | Kotaite told the opening session of the 11th Air Navigation Conference.
|
