A.require loading operations to be shut down until the atmosphere clears
B.are toxic to human life
C.are subject to spontaneous combustion
D.may be explosive in some concentrations
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A.Bagged cargo
B.Bulk grain
C.Bulk rice
D.Refrigerated goods
A.device for securing a chain topping lift
B.hook to prevent the anchor cable from slipping
C.device used to drag for a submerged cable or line
D.type of clam bucket used for discharging bulk cargo
A.act as a beam to support vertical deck loads
B.lessen the longitudinal stiffness of the vessel
C.act as a tie to keep the sides of the ship in place
D.act as a web to prevent plate wrinkling due to twisting action on the vessel
A.wooden planks
B.rush mats
C.steel bars
D.wooden planks and rush mats
A.provide the proper trim
B.prevent negative stability from developing
C.prevent excessive longitudinal stresses
D.control list
A.American Bureau of Shipping
B.Lloyds of London
C.National Cargo Bureau
D.US Salvage
A.Empty double-bottoms and lower holds,and a heavy deck cargo
B.Flooding the forepeak to correct the vessel's trim
C.Having KG smaller than KM
D.Having a small positive righting arm
A.cargo which occupies a large volume of space
B.cargo which requires refrigeration
C.cargo which is very dense
D.homogeneous cargo not enclosed in a container
A.determine the cause before taking countermeasures
B.assume the shift is due to off-center loading
C.counterflood on the side opposite the list or trim
D.assume the cause is environmental forces
A.fire drills
B.washing and cleaning
C.fumigation
D.quarantine
最新试题
Bulk cargo refers to().
Atmospheres laden with coal dust or grain dust caused by loading these cargoes().
The center of gravity of a freely swinging load suspended from a pedestal crane acts as if it were located at the().
The correction to KG for longitudinal free surface effects for a vessel can be found by dividing the vessel’s displacement into the().
What is NOT a problem when carrying coal? ()
I hereby()you,on behalf of the Loocki Grain Co.,Lisbon,to pay to the Harbor Master of the Santa Marta,Columbia,the sum of 500,000 Peso which represents a fine levied on the above-named vessel for polluting the coastal waters with oily water.
In vessel construction,beam brackets are triangular plates that join the deck beam to a().
Strengthening damaged bulkheads by using wood or steel is called().
Lighter longitudinal stiffening frames on the vessel side plating are called().
Reinforcing frames attached to a bulkhead on a vessel are called().