更多"Prior to lowering the lifeboat，the "的相关试题:
[单项选择]The signal given to commence lowering the lifeboats is（）.
A. 3 short blasts of the ship's whistle
B. 1 short blast of the ship's whistle
C. 3 long blasts of the ship's whistle
D. 1 long blast of the ship's whistle
[单项选择]The maximum speed of lowering for a lifeboat on gravity davits is controlled by the（）.
A. limit switches
B. emergency disconnect switch
C. governor brake
D. position of the counterweight on the brake handle
[单项选择]A lifeboat is weight tested by lowering to near the waterand loading to capacity with weight evenly distributed. Itis then lowered into the water and released. This test mustbe done at least once every（）.
A. 6 months
B. 12 months
C. 18 months
D. 24 months
[单项选择]Which item of lifeboat equipment would be most suitable for night signaling to a ship on the horizon?（）
A. A red parachute flare
B. A red hand-held flare
C. A flashlight
D. A lantern
[单项选择]The most common cause of lowering the crankcase lube oil flash point is （）.
A. more water contents
B. contamination with fuel oil
C. higher temperature
D. sufficient cooling of oil mist
[单项选择]Prior to starting most medium-speed propulsion diesel engines, which of the procedures listed should be observed?（）
A. The expansion tank should be topped off
B. The thermostatic water regulating valves should be manually opened
C. The fuel filters should be changed
D. The engine should be turned over slowly with the indicator cocks open
[单项选择]In an open lifeboat，the lifeboat compass is usually（）.
A. placed in a fixed bracket when being used
B. clamped to any position convenient for the coxswain to see it
C. permanently mounted on the lifeboat's centerline
D. mounted in the center of the boat to eliminate deviation
[单项选择]The most important thing to remember when launching an inflatable liferaft by hand is to（）.
A. open the CO2 inflation valve
B. open the raft container
C. ensure that the operating cord is secured to the vessel
D. inflate the raft on the vessel，then lower it over the side
[单项选择]What is the MOST important consideration when determining how to fight an electrical fire?（）
A. Whether the fire is in machinery or passenger spaces
B. Danger of shock to personnel
C. The amount of toxic fumes created by the extinguisher
D. Maintaining electrical power
[单项选择]Aboard damage vessels, the most important consideration is preserving（）.
A. bilge pumping capacity
B. reserve buoyancy
C. level attitude
D. instability
[单项选择]The most important principle of the cargo stowage is（）.
A. to avoid the rearrangement of the cargo loaded on board
B. to ensure the safety of the ship and cargo
C. to reject the damaged cargo during loading operation
D. to prevent the spontaneous combustion of coal and grain
[单项选择]The MOST important element in administering CPR is（）.
A. having the proper equipment for the process
B. starting the treatment quickly
C. administering of oxygen
D. treating for traumatic shock
[单项选择]The most important principle in the cargo stowage is（）.
A. to avoid the rearrangement of the cargo loaded on board
B. to ensure the safety of the ship and cargo
C. to reject the damaged cargo during loading operation
D. to prevent the spontaneous combustion of the coal and grain
[单项选择]The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
A. indicated horsepower
B. brake horsepower
C. net horsepower
D. friction horsepower
[单项选择]Aboard damaged vessels，the MOST important consideration is preserving（）.
A. bilge pumping capacity
B. reserve buoyancy
C. level attitude
D. instability
[单项选择]What is the most important difference between the bow type anchor shackle and the D-type anchor shackle? （）
A. The bow type shackle provides a superior connection
B. The D-type shackle is weaker than the bow type
C. The bow type shackle is weaker than the D-type
D. The D-type shackle provides an inferior connection
[单项选择]Of the following，the most important consideration for a tanker is（）.
A. GM
B. the vertical center of gravity
C. the longitudinal center of gravity
D. the stress on the hull
[单项选择]The most important information to be obtained from a barometer is the（）.
A. difference between the reading of the two pointers，which shows wind direction
B. last two figures of the reading of the pointer，such as 87，76，or 92
C. present reading of the pressure，combined with the changes in pressure observed in the recent past
D. weather indications printed on the dial (such as cold，wet，etc.) under the pointer
[单项选择]The most important reason for taking anti-seasickness pills as soon as possible after entering a liferaft is to（）.
A. assist in sleeping
B. reduce appetite by decreasing nausea
C. prevent loss of body moisture by vomiting
D. prevent impaired judgement due to motion-induced deliriousness
