更多"Biodegradation of the oil slick in "的相关试题:
[单项选择]（） is the production of pure water from sea water by evaporation and re-condensing.
A. Evaporation
B. Circulation
C. Condensation
D. Distillation
[单项选择]We use （） to distill fresh water from sea water.
A. engine
B. sea water pump
C. cylinder cooler
D. fresh water generator
[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]The oil （） in the discharging water from oil water separator exceeds 15 PPM without alarm, because the coil was burnt out.
A. filter
B. hole
C. pollution
D. content
[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]Oil slick caused by spillage of oil from tanker ship is（）.
A. a drop of oil
B. the emulsion of oil at sea surface
C. the weathered oil
D. the oil floating on the surface of the sea water
[单项选择]After stopping oily water separator, sea water should be permitted for （） minutes,（）should be closed after stopping pump to reduce oxidation corrosion of inner wall.
A. 15；inlet value
B. 15；inlet and outlet value
C. 30；inlet value
D. 30；inlet and outlet value
[单项选择]When distilling sea water the cooling water discharging from the distiller is fed back to evaporator as feed water （）.
A. to decrease scale formation
B. for better cooling effect
C. for more economical purpose
D. to raise vacuum
[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]In a complete oil/water separator, more oil will separate out onto the underside of these plates and travel outwards until it is free to rise into the oil collecting space Whats the meaning of "it" in the sentence above?（）
A. a separator
B. oil
C. water
D. an oil collecting space
[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]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]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]If there is water in fuel oil, the revolution of the engine will （）.
A. decrease
B. increase
C. be dismantled
D. be reassembled
[单项选择]If oil density were greater than water’s, the oil separator （）.
A. did work
B. would work well
C. didnt work
D. wouldnt work
[单项选择]Oil water separators are used to ensure that ships don’t discharge oil when （） bilge water.
A. to pump off
B. being pumped
C. pumping out
D. it pumping out
[单项选择]Lube oil accumulating in the cooling water system of a diesel engine will result in （）
A. lube cooler failure
B. poor heat transfer
C. mechanical lubricator failure
D. camshaft seizure
