Is this a （）(淡水) tank?A、bilge waterB、ballast waterC、fresh waterD、sea water
Is this a （）(淡水) tank?
- A、bilge water
- B、ballast water
- C、fresh water
- D、sea water
相关考题：
What is head tank in the closed cooling water system used for?A.for the release of air from the cooling waterB.providing expansion room for heated cooling waterC.a place for implementing water and water treatment agentD.all of the above
The cooling liquid used for the cylinder may be referred to as _____.A.jacket waterB.make-up waterC.boiler waterD.flushing water
When started, a complete oily water separating unit is first filled ______. The oily water mixture is then pumped through the inlet pipe into the coarse separating compartment.A.with dirty waterB.with clean waterC.by oily waterD.by mixed water
Cylinders of marine diesel engines are normally cooled by ___ .A.sea waterB.fine mineral oilC.sanitary waterD.fresh water
Clearances of bridges and overhead cables below Bonneville Dam refer to heights in feet above mean ______.A.lower low waterB.high waterC.low waterD.sea level
The height of a light is measured from which reference plane?A.Mean low waterB.Mean high waterC.Average water levelD.Geographical sea level
The soundings on the chart are based on the depth of water available at ______.A.mean low waterB.mean lower low waterC.mean high waterD.mean high water springs
Contour elevations on this chart refer to heights in feet above mean ______.A.lower low waterB.high waterC.low waterD.sea level
When is the density of the water required to be logged in the logbook of a ship?A.Any time the vessel moves from water of one density into waters of a different densityB.Prior to getting underway when the vessel is floating in fresh or brackish waterC.Only when the vessel moves from fresh water into salt waterD.The density of the water is not required to be logged in the unofficial logbook
The external flotation bladder of an immersion suit should be inflated ______.A.only after two hours in the waterB.only after four hours in the waterC.before entry into the waterD.upon entry into the water
What is the BEST conductor of electricity?A.Carbon dioxideB.Distilled waterC.Fresh waterD.Salt water
An oil tanker with dedicated clean ballast tanks shall have adequate tank capacity dedicated solely to the carriage of ______ as defined.A.clean ballastB.crude oilC.fresh waterD.fuel oil
Which step is NOT generally taken when gas-freeing a tank? ______.A.Washing the tank interior with sea waterB.Application of degreasing solventsC.Removal of corrosion products and sludgeD.Fresh air ventilation
LFG tank and pipeline maintenance should include ______．A.Exclusion of all sand and solid matterB.Cleaning with clean fresh or sea waterC.Examination for fractures and pittingD.All of the above
Topside area from deep loadline to bulwark to be thoroughly washed down with ______．A.highly pressure fresh waterB.high pressured fresh waterC.highly pressured fresh waterD.high pressure fresh water
I AM MAKING WATER means ______.A.My vessel is leakingB.My vessel is producing fresh waterC.My vessel is producing sea waterD.Sea water is de-salted on board my vessel
After leaving the port, we used （）to clean the empty holds and decks.A、fresh waterB、sea waterC、both A and BD、ballast water
淡水注入管（）A、fresh water filling pipeB、sea water filling pipeC、ballast water filling pipeD、bilge water filling pipe
饮用水注入管（）A、fresh water filling pipeB、bilge water filling pipeC、drinking water filling pipeD、sea water filling pipe
单选题（） system is arranged to ensure that water can be drawn from any tank or the sea and discharged to any other tank or the sea as required to trim the vessel.AThe domestic waterBBilge waterCOil transferDThe ballast
单选题In bad weather，what length of chain should be used with a single anchor? （）A3 times the depth of waterB6 times the depth of waterC10 times the depth of waterD15 times the depth of water
单选题A fully loaded motor-propelled lifeboat must be capable of attaining a speed of at least（）.A3 knots in smooth waterB6 knots in smooth waterC3 knots in rough waterD6 knots in rough water