Spare charges shall be carried for at least 50 percent of each size and variety required on board
If the unit cannot be charged by the vessel's personnel，one spare unit shall be carried in lieu of spare charges
Spare charges shall be stowed in watertight containers on deck
Regulations concerning spare charges do not apply to unmanned barges
第1题：
Which statement about stowing spare hose is TRUE ________．
A.Fold the hose so that the male coupling is about 4 feet from the female coupling，then roll it up
B.Roll the hose starting at the female end
C.Roll the hose starting at the male end
D.Fold the hose into lengths about 6 feet long and then lash the folds together
第2题：
Which statement is TRUE concerning the flash point of a substance ________．
A.It is lower than the ignition temperature
B.It is the temperature at which a substance will spontaneously ignite
C.It is the temperature at which a substance，when ignited，will continue to burn
D.It is the temperature at which the released vapors will fall within the explosive range
第3题：
Concerning baby-sitting and managing a paper route, which of the following statement is true?
A． Both call for daily service.
B． Both call for a sense of responsibility.
C． Neither is affected by bad weather.
D． Neither is helpful to character development.
第4题：
Which statements concerning the switch construct are true？（）
第5题：
Which statement is TRUE concerning combustible gas indicators ________．
A.One sample of air is adequate to test a tank
B.They do not work properly where there is a lack of oxygen
C.They will detect a lack of oxygen
D.They are calibrated to read the percentage chance of explosion
第6题：
Which statement concerning carbon dioxide is FALSE ________．
A.It displaces the oxygen in the air
B.It cannot be seen
C.It cannot be smelled
D.It is safe to use near personnel in a confined space
第7题：
Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited ________．
A.It is required on all vessels
B.It may be located in a conspicuous place in the wheelhouse
C.It may be located at the bilge and ballast pump control station
D.All of the above
第8题：
A.A
B.B
C.C
D.D
第9题：
Which statement concerning GPS is TRUE ________．
A.It cannot be used in all parts of the world
B.There are 12 functioning GPS satellites at present
C.It may be suspended without warning
D.Two position lines are used to give a 2D fix
第10题：
Which two statements are true about terms in a routing policy?（）