更多"Generally，what is used to inflate l"的相关试题:
[单项选择]Generally, what is used to inflate life rafts?（）.
A. Non-toxic gas
B. oxygen
C. Hydrogen
D. Helium
[单项选择]Generally，（）are used as the track charts on the high sea，（）are used for harbors，inland waters and coastal areas．
A. Mercator charts／Loran charts
B. Admiralty charts／Routeing charts
C. large scale charts／small scale charts
D. small scale charts／large scale charts
[单项选择]Those generally used additives for cooling water are either anti-corrosion oils or inorganic（）.
A. gases
B. paints
C. inhibitors
D. detergent
[单项选择]（）should generally be used when handing rough or sharp objects.
A. Heat-resistant
B. Rubber gloves
C. PVC gloves
D. Leather gloves
[单项选择]Hydraulic control check value is generally used to （） in the marine hydraulic mechanism.
A. control the back pressure of return oil
B. lock the oil lines under some conditions
C. change the direction of oil flow
D. act as relief valve
[单项选择]What is used for preventing pollution damage to the sea from ships?（）
A. MARPOL 73/78
B. SOLAS 74
C. STCW 78/95
D. ISPS 2002
[单项选择]What is used to correct for both induced and permanent magnetism，and consequently must be readjusted with radical changes in latitude（）.
A. Flinders bar
B. Soft iron spheres
C. Fore-and-aft permanent magnets in their trays
D. Heeling magnet
[单项选择]What is used to prevent twisting of a towing bridle?（）
A. A bitt
B. A bulkhead
C. A V-spring
D. A fishplate
[单项选择]What is used as an indicator of initial stability? （）
A. GM
B. KG
C. KM
D. GZ
[单项选择]Signaling devices required on inflatable liferafts include a(n) （）.
A. Very pistol
B. orange smoke signal
C. air horn
D. lantern
[单项选择]A grease gun is generally used to lubricate a （）.
A. condensate pump ball bearing
B. main shaft bearing
C. main turbine bearing
D. diesel engine wrist pin bearing
[单项选择]All inflatable liferafts have（）.
A. safety straps from the overhead
B. built in seats
C. releasing hooks at each end
D. water stabilizing pockets
[单项选择]Inflatable liferafts are less maneuverable than lifeboats due to their（）.
A. shape
B. shallow draft
C. large sail area
D. All of the above
[单项选择]What generally occurs when the land is cooler than the nearby water? （）
A. A land breeze
B. A sea breeze
C. A norther
D. A prevailing westerly
[单项选择]What is used to test a tank for oxygen content?（）
A. Combustible gas indicator
B. Vapor indicator
C. Atmosphere analyzer kit
D. None of the above
[单项选择]Which type of link is generally used to connect shots of anchor chain（）.
A. Detachable
B. Open
C. Pear shaped
D. Stud link
[单项选择]
The sequence of parts in a generally used fuel oil supply system for a main engine is （）
(1)tanks in the double bottom
(2)centrifuges
(3)service tank
(4)settling tank
(5)viscosity regulator
A. (1)-(2)-(4)-(3)-(5)
B. (1)-(4)-(2)-(3)-(5)
C. (1)-(3)-(2)-(4)-(5)
D. (1)-(5)-(4)-(2)-(3)
[单项选择]Inflatable liferafts are provided with（）.
A. a Very pistol
B. a towing connection
C. a portable radio
D. canned milk
