What sound signal means the ship will be abandoned immediately?
A: three prolonged blasts
B: seven short blasts followed by one prolonged blasts
C: one short and one long blast
D: one short and followed by two prolonged blasts
A: three prolonged blasts
B: seven short blasts followed by one prolonged blasts
C: one short and one long blast
D: one short and followed by two prolonged blasts
举一反三
- 167. On the high seas, a fog signal consisting of one prolonged blast followed by four short blasts would indicate the presence of a ______
- If you hear more than six short blasts and one long blast of the whistle supplemented by the same signal on the general alarm，you should（）. A: start the fire pump B: go to your man overboard station C: go to your lifeboat station D: stand by for collisio
- In the emergency alarm signals, if the alarm or whistle two long sounds followed by one short sound for 1 minute, it is the （） emergency. A: fire fighting B: leakage blocking C: abandon ship D: integratio
- Your vessel is approaching a bend. You hear a prolonged blast from around the bend. You should___ A: ack your engines B: stop your engines and drift C: answer with one prolonged blast D: sound the danger signal
- It is fine to discuss two or three topics if the paragraph is very long, but only one topic is recommended in a short paragraph.