更多"Spreading oil on the open sea has t"的相关试题:
[单项选择]When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent （）.
A. air from contacting the oil vapors
B. permitting re-ignition boiling of the heated oil
C. spontaneous combustion below the oil surface
D. toxic fumes from escaping to the surface
[单项选择]If found oil when we open low oil level plug of separator, it indicates （）
A. the separator is overload
B. the monitor equipment of separator fails
C. the discharge pump of separator can not work
D. the temperature of oil water is low
[单项选择]In an oil cooler circulated by sea water, the oil is at a larger pressure, the result being that any leak in the cooler will mean a loss of （）.
A. oil
B. sea water
C. refrigerant
D. fresh water
[单项选择]When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
A. filter to remove the fuel oil
B. use the settler to remove the fuel oil
C. remove the fuel oil by centrifuging
D. drain and then renew the lube oil supply
[单项选择]Releasing oil from the sea anchor of a lifeboat may（）.
A. keep the propeller from being fouled
B. increase propeller speed
C. help calm the waves in the vicinity of the craft
D. increase the holding power of the sea anchor
[单项选择]Releasing oil from the sea anchor of a survival craft may（）.
A. keep the propeller from being fouled
B. increase propeller speed
C. help calm the waves in the vicinity of the craft
D. increase the holding power of the sea anchor
[单项选择]Biodegradation of the oil slick in sea water is assisted by all the following marine micro-organisms which are capable of metabolising oil compounds except（）.
A. bacteria
B. moulds
C. yeasts
D. seals
[单项选择]The charges for cleaning（）the oil pollution on sea will be to ship’s account.
A. with
B. up
C. away
D. off
[单项选择]The heavy-duty lubricating oil with chemical has been widely introduced in recent years（）
A. additives
B. behavior
C. coolant
D. desiccant
[单项选择]In a general oil cooler circulated by sea water, the oil is at a higher pressure, the result being that any leak in the cooler will mean a loss of （）.
A. oil
B. sea water
C. air
D. fresh water
[单项选择]The total quantity of oil discharge into the sea（）for existing tankers 1/15000 of the total quantity of the particular cargo or which the residue formed a part（）.
A. does not exceed
B. should exceed
C. should be up to
D. should be no more than
[单项选择]A refrigerant with oil in solution has a （）.
A. higher boiling temperature for a given pressure than does a pure refrigerant
B. lower boiling temperature for a given pressure than does a pure refrigerant
C. boiling pressure equal to that of a pure refrigerant at a given pressure
D. boiling point will not be affected by entrained oil
[单项选择]The purpose of storm oil in a sea anchor is to（）.
A. weigh down the anchor
B. lubricate the anchor
C. repel dangerous fish
D. smooth the sea
[单项选择]Any discharge into the sea of oil or oily mixtures from ships to which this Annex of MARPOL 73/78 applies shall be（）except when special conditions are satisfied.
A. required
B. requested
C. promoted
D. prohibited
[单项选择]Crude oil washing of cargo tanks has the following advantages except for （）
A. reducing the erosion of the cargo tanks
B. increasing the total quantity of oil to carry
C. reducing the quantity of water contained in oil
D. reducing cargo discharged time
[单项选择]If a hydraulic governor has been refilled with oil, the engine should be operated until it reaches normal temperaturethen the air should be purged, and the（）
A. rack position should be adjusted
B. compensating needle valve should be opened fully compensating
C. needle valve should be adjusted to stabilize operation
D. speed limiting device should be adjusted
[单项选择]A vessel has been equipped with an oil lubricated stern bearing and is undergoing a routine dry-dock.Which of the following inspection should be made when the tail-shaft has been drawn?（）
A. The overall condition of the bearing surface should be examined
B. The shaft liner should be inspected for cracks and tested to insure a tight fit
C. The stern tube should be tested for cracks with dye penetrant
D. all of above
[单项选择]In a following sea，a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course，you should（）.
A. use more right rudder
B. use more left rudder
C. increase speed
D. decrease speed
