Whenever visible traces of oil are observed on or below the surface of the water in the immediate vicinity of ship or its wake，Governments of Parties to the Convention should，to the extent they are reasonably able to do so，promptly ______ the facts bearing on the issue of whether there has been a violation of the provisions of this Regulation or Regulation 10 of this Annex of MARPOL 73/78.A.observeB.investigateC.seeD.look
Whenever visible traces of oil are observed on or below the surface of the water in the immediate vicinity of ship or its wake，Governments of Parties to the Convention should，to the extent they are reasonably able to do so，promptly ______ the facts bearing on the issue of whether there has been a violation of the provisions of this Regulation or Regulation 10 of this Annex of MARPOL 73/78.
A.observe
B.investigate
C.see
D.look
相关考题：
It can be learned from the passage that about four billion years ago ______.A. the earth was in molten stateB. the earth surface temperature was above 100℃C. the earth surface temperature was below 100℃D. rain water could remain on the earth
Oil fires are best extinguished by ______.A.cutting off the supply of oxygenB.removing the fuelC.cooling below the ignition temperatureD.spraying with water
One of the most common causes of reduction gear failure is gear wear caused by scoring as a result ofA.surface fatigue of the gearsB.an inadequate lube oil filmC.plastic flow of the gearsD.fretting corrosion from water
Coalescence(聚合) is the breakdown of surface tension between oil droplets in an oil/water mixture, which causes them to join and ______in size.A.expandB.extractC.increaseD.decrease
Oil slick caused by spillage of oil from tanker ship is ______.A.a drop of oilB.the emulsion of oil at sea surfaceC.the weathered oilD.the oil floating on the surface of the sea water
An oil tanker operating with dedicated clean ballast tanks shall be equipped with ______，approved by the Administration on the basis of specification recommended by the Organization，to enable supervision of the oil content in ballast water being discharged．A.An oil content meterB.An oil checkerC.An analyzer of oil contentD.A mixer of oily water
OIL-IN-WATER are ______．A.sediment of oil in waterB.oil dissolvents in waterC.solid oil aggregatesD.droplets of oil suspended in water
If you must enter water on which there is an oil fire, you should ______.A.protect your life preserver by holding it above your headB.enter the water on the windward side of the vesselC.keep both hands in front of your face to break the water surface when diving head firstD.wear very light clothing
单选题Most drill ships and barges have a walled opening below the derrick，open to the water’s surface and through which various drilling tools can pass down to the sea floor called a （）.Amoon poolBspider deck openingCpontoonDkeyway
单选题When you are transferring fuel oil to the setting tanks, precautions to be observed should include （）Aplugging gooseneck tank vents to prevent accident overflowBmaintaining a high transfer rate until a slight trickle of oil is observed flowing from the overflow lineCsounding the tanks frequently and reducing the transfer rate as the level approaches maximum fillDmaintaining a supply of chemical dispersant to cleanup minor oil spills adjacent to the ship
单选题If the cooling water temperature and the lube oil temperature in a diesel engine are too high, the cause can be （）Aa dirty lube oil strainerBinternal water leaksCan oil suction line restrictionDexcessive wears of the cooling water pump
单选题The three conditions which cause engine shutdown are overspeed，low lube oil pressure，and（）.AHigh lube oil pressureBHigh jacket water pressureCHigh jacket water temperatureDLow jacket water pressure
单选题In evacuation from a ship，an individual without the option of a survival craft or liferaft should enter the water on the leeward side，except when（）.Athere is burning oil on the waterBthere is a rescue craft in the areaCwater temperature is below 40°FDa rigid survival craft is in the area
单选题An oil tanker operating with dedicated clean ballast tanks shall be equipped with（），approved by the Administration on the basis of specification recommended by the Organization，to enable supervision of the oil content in ballast water being discharged.Aan oil content meterBan oil checkerCan analyzer of oil contentDa mixer of oily water
单选题Which of the following conditions indicates the dilution of diesel engine lube oil by fuel oil?（）AWater discharging from the water outlet of the lube oil purifierBFuel oil discharging from the water outlet of the lube oil purifierCLube oil discharging from the water outlet of the lube oil purifierDA change in the lube oil viscosity
单选题If you swim in a river or lake, be sure to investigate________is below the water surface. Often there are rocks or branches hidden in the water.AwhatBwhoCthatDwhoever
单选题The distance between the surface of the water and the tidal datum is the （）.Arange of tideBheight of tideCcharted depthDactual water depth
单选题Oil water separators are used to ensure that ships dont discharge oil when pumping out （）.Aballast waterBboiler waterCbilge waterDsewage water
单选题An oil water monitor is required in order to measure （）.Athe oil content in waterBthe water content in fuel oilCthe water level in bilge wellDthe oil level in bilge well
单选题Topside icing that blocks freeing ports and scuppers（）.Ais usually below the center of gravity and has little effecton stabilityBwill cause water on deck to pocket and increase stabilityCmay decrease stability by increasing free surface effect due to water on deckDincreases the effective freeboard and increases thewind-heel affect
单选题Oil fires are best extinguished by（）.Acutting off the supply of oxygenBremoving the fuelCcooling below the ignition temperatureDspraying with water
单选题Which of the following statements is true concerning an oil cooler?（）AThe oil temperature is less than the cooling water temperatureBThe oil pressure is less than the cooling water pressureCThe oil pressure is greater than the cooling water pressureDThe oil flow control valve is always installed in the oil input line
单选题When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent （）.Aair from contacting the oil vaporsBpermitting re-ignition boiling of the heated oilCspontaneous combustion below the oil surfaceDtoxic fumes from escaping to the surface
单选题When discharging bilge water, which criteria must be observed?（）AThe requirement for the oil content of bilge water discharged is 15 ppmBNo discharge in sensitive watersCAny discharge in sensitive watersDInternational, national or local requirements have to be observed
单选题Whenever visible traces of oil are observed on or below the surface of the water in the immediate vicinity of ship or its wake，Governments of Parties to the Convention should，to the extent they are reasonably able to do so，promptly（）the facts bearing on the issue of whether there has been a violation of the provisions of this Regulation or Regulation 10 of this Annex of MARPOL 73/78.AobserveBinvestigateCseeDlook
单选题Coalescence is the breakdown of surface tension between oil droplets in an oil/water mixture, which causes them to join and （） in size.AexpandBextractCincreaseDdecrease
单选题Before the sludge in a purifier is ejected,（）Athe oil feeding is stopped and replaced by admitting flushing waterBthe flushing water feeding is stopped and replaced by admitting oilCthe feeding of dirty oil and flushing water is stoppedDthe feeding of dirty oil and flushing water is admitted
单选题When jumping into water upon which there is an oil-fire，you should（）.Abreak the water surface with your hands when diving head-firstBuse your hands to hold your knees to your chestCcover your eyes with one hand while pinching your nose shut and covering your mouth with the otherDenter the water at the bow or stern on the windward side of the vessel