Deck_2014 : Safety - 3781/5254
|
|---|
| « Previous Question |
| What lighting characteristic is required of an obstruction light on a mobile offshore drilling unit on the waters of the U.S. Outer Continental Shelf? |
| A) Fixed |
| B) Flashing |
| C) Quick-flashing |
| D) Occulting |
loading answer...
| Comments |
|---|
| There are no comments for this question. |