【正文】 ry .To prepare for damage control, we must check relevant equipment regularly such as watertight doors, pumps, damage control outfits.If flooding ocurrs on board ship, damage control team will be immediately mustered.Close relevant openings on board.Switch on relevant pumps.Take actions to stop flooding.Use damage control materials properly.To succeed in damage control, crewmembers in both deck and engine departments should cooperate and perform their respective duties well.3 Describe the measures taken on board if agrounda) Particulars to be clarified .b) Actions to be taken in different situations .c) Summary .After the vessel is aground, take the following measures:(1) Stop your vessel.(2) Sound the general alarm to alert the crew.(3) Close watertight doors.(4) Send s a Mayday message. (5) Exhibit light and shape signals. (6) Check the ship’s position on chart.(7) Sound bilges and tanks.(8) Take overboard soundings around the ship.(9) If a leak is found, try to stop the leak. (10) Evaluate risk of pollution(11) Record every measures taken.Proper measures will help to prevent heavy loss of life and property.4 Describe the measure taken on board if on fire .a) Particulars to be clarified .b) Actions to be taken in different situations .c) Summary .If fire occurs on board , first we should judge the situation .We should find out where the fire is ,what is on fire ,fire strength, extent and so on .If the fire is in cargo holds, close all openings and switch off the ventilation, and then use fixed CO2 system .If the fire is on deck ,we can use foam to isolate the fire ,and then extinguish it with dry chemical or other agents .If the fire is in the engine room, fixed extinguishing system is usually used .Different situations should be dealt with differently.第9章 救助1. Describe the procedures of search and rescue operations.a) The ways to transmit distress alerts .b) The procedures for emergency responding .c) The patterns of search and the ways to implement a SAR mission .In the event of distress, transmit a distress alert with the permission of the master.Distressalerts can be transmitted through satellite or using DSC.A ship receiving a distress alert should permit coast stations to acknowledge first.If no response from any coast station, any ship nearby should answer the distress vessel and proceed with all speed to the assistance of the persons in distress.The patterns of search for the persons in distress include sector search, expanding square search and others.To carry out a SAR mission, we need good on scene coordination.2. Describe the response when a person falls overboard.a) The responses of the officers on watch .b) The ship manoeuvres available to man overboard responding .c) Attention to be paid in such operation .After knowing that someone has fallen overboard the officer on watch should turn the ship towards the side overboard.He should report it to the captain and keep the man in water in sight.In man overboard responding, there are various maneuvering methods for returning to the spot of man overboard.These maneuvers include simple turn, double turn, and Williamson turn.In the operation, attention should be paid to keep the stern away from the overboard man to prevent the propeller from injuring him.And the ship should approach the overboard man from windward and launch the rescue boat at the leeside.3. Describe briefly the GMDSS.a) Main objective the GMDSS .b) The ponents the GMDSS .c) Main functions the GMDSS .The main objectives of GMDSS are to alert a RCC that a vessel is in imminent danger and to enable the RCC to coordinate search and rescue operations.GMDSS uses two munication systems.One is satellite munication system.The other is terrestrial munication system.GMDSS has the following main functions:1) distress alerting。2) search and rescue coordinating munication。3) SAR onscene munication。4) Locating。5) MSI broadcasting。6) General public munication。7) Bridgetobridge munication.4. Describe briefly the DSC distress alert.a) The function of DSC .b) The format of distress alert .c) Summary .The DSC is used in the GMDSS for transmitting distress alerts from ships and from coast stations.It is also used for relaying distress alerts from either ships or coast stations.The form of a DSD distress alert is as follows:1) DISTRESS2) 9 digit MMSI of the transmitting station3) nature of distress4) distress coordinates including the position of the ship in distress5) time6) type of subsequent munication. [5sQbsikwEnt]并發(fā)的The DSC system plays an important role in the GMDSS.第10章 遇險(xiǎn)口述 a Mayday message according to the given information. a) Ship’s name: Blue Whale .b) Callsign: WXCP .c) Distress Position: 47176。04’N ,50176。08’W .d) Nature of distress suffered: being on fire after explosion in the engine room .e) Assistance required: firefighting assistance . Mayday Mayday Mayday _This is motor vessel Blue Whale, calla sign Whisky Xray Charlie Papa _Position four seven degrees zero four minutes north_Zero five zero degrees zero eight minutes west (47176。 04 180。N,05 176。08 180。W)_I am on fire after explosion _Fire is in the engineroom_I require fire fighting assistance, over 2 .Send a Mayday message according to the given information.a) Ship’s name: South Pacific .b) Callsign: NOPE .c) Distress Position: 22176。04’N,127176。08’E .d) Nature of distress suffered: Grounded on the bow .e) Assistance required: tug assistance .Mayday Mayday Mayday _This is motor vessel South Pacific, calla sign November Oscar Papa Echo. _Position two two degrees zero four minutes north_One two seven degrees zero eight minutes east (22176。 04 180。N, 127 176。08 180。E)_I am aground on the bow _I require tug assistance, over3. Send a Pan Pan message ac