Discharge a cylinder of nitrogen into the container
Shade the container and periodically hose it down
Seal any ventilation openings and add dry ice
Spread ice over the top layer and in any voids within the container
第1题:
Refrigeration machinery is often surveyed before loading reefer cargo. This survey is usually performed by the ______.
A.MSA
B.CCS
C.CCIQ
D.local port authority
第2题:
You are in charge of a towing vessel that operates exclusively on inland waters. You regularly tow barges that provide services (cargo lighters,fuel barges,etc.) to foreign flag vessels in port. What will be accepted as proper credentials for you and your crew?
A.No credentials are required since you operate on inland waters only
B.Social Security card
C.State driver's license with photo ID
D.Merchant Mariner's Document
第3题:
(ii) Recommend which of the refrigeration systems should be purchased. You should state your reasons
which must be supported by relevant calculations. (3 marks)
第4题:
In the daytime, you see a large sailing vessel on the beam. You know that she is also propelled by machinery if she shows ______.
A.a black ball
B.a black cone
C.two black cones
D.a basket
第5题:
You are in a tropical port.The refrigeration machinery on a container loaded with air-cooled fruit fails.It cannot be repaired for 18 to 24 hours.Which step should you take to reduce the temperature rise and spoilage of the fruit ________.
A.Discharge a cylinder of nitrogen into the container
B.Shade the container and periodically hose it down
C.Seal any ventilation openings and add dry ice
D.Spread ice over the top layer and in any voids within the container
第6题:
Before any machinery is put in operation,you should ______.
A.ventilate all compartments,see that the machinery is clean and there are no obstructions
B.just turn the key and start up
C.take for granted that there are no fuel leaks
D.assume there are no volatile fumes in the engine space
第7题:
You are loading in the winter in Albany,N.Y.,for a voyage to a port governed by the tropical load line mark. Which of the following statements is TRUE? (Hydrometer reading in Albany is 1.000)
A.You may not exceed the winter load line mark when you finish loading except for the burnout to sea
B.You may calculate the burnout necessary to reach the tropical zone and load extra cargo to compensate
C.The freshwater allowance and burnout to sea may be subtracted from the required freeboard in Albany
D.You may load to the winter mark less the fresh water allowance if you will be at the tropical mark upon arrival in the tropical zone
第8题:
When you are making a high potential test on a piece of repaired electrical machinery, a rise in leakage current indicates _______.
A.good insulation
B.bad insulation
C.high insulation power factor
D.a high slot discharge factor
第9题:
Tropical cyclones are classified by form and intensity.Which system does not have closed isobars ________.
A.Hurricane
B.Tropical disturbance
C.Tropical depression
D.Cyclone
第10题:
You’re a network administer and you issue the command (show port 3/1) on an Ethernet port. Toyour surprise you notice a non-zero entry in the ’Giants’ column. What could be the cause of this?()