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单选题
A facility used for the discharge of a cargo of a particular hazard，such as chlorine，butane or ethane，must have what to warn water traffic of an immediate danger during fire or cargo release?（）
A
An emergency boat and crew
B
A siren or rotating flashing light
C
Flashing red lights located one-half mile upstream and downstream of the facility
D
Buoys with flashing lights controlled from shore，located one-half mile upstream anddownstream of the facility
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更多 “单选题A facility used for the discharge of a cargo of a particular hazard，such as chlorine，butane or ethane，must have what to warn water traffic of an immediate danger during fire or cargo release?（）A An emergency boat and crewB A siren or rotating flashing lightC Flashing red lights located one-half mile upstream and downstream of the facilityD Buoys with flashing lights controlled from shore，located one-half mile upstream anddownstream of the facility” 相关考题
考题
All cargo booms are ready to ________.A.discharging cargoB.be dischargingC.discharge cargoD.be discharged cargo
考题
The tentative cargo plan ________ ．A.eliminates confusion with the final stowage planB.shows the approximate amount of cargo to be loaded in each holdC.expedites the total operationD.requires an unproportional number of gang hours of work to discharge the cargo
考题
An inert gas system installed on a tanker is designed to ______.A.aid in the stripping and cleaning of cargo tanksB.increase the rate of discharge of cargoC.force toxic and explosive fumes from a cargo tank to vent to the outside atmosphereD.lower the oxygen levels inside cargo tanks，making explosion nearly impossible
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You are berthed at a cargo facility where you have just completed discharging a dangerous cargo from your barge．You must complete topside repairs on the barge involving hot work before sailing．Which statement is TRUE ________．A.You can make repairs with permission of the facility owner since you are empty and the cargo is on the facilityB.The repair area must be inspected by a marine surveyor to ensure that it can be done safelyC.Hot work repairs at such a facility are prohibitedD.The Captain of the Port may give specific approval to make hot work repairs
考题
Bonding cables are used during cargo transfer to ______．A.provide safe electrical power connection to barge equipmentB.keep the vessel from surging excessivelyC.prevent an accidental discharge of static electricityD.secure the cargo hose to a hatch when loading overall
考题
When discharging an oil cargo，the first consideration is to ______．A.get the bow upB.discharge from the wings firstC.discharge from the centerline tanks firstD.discharge from amidships first
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Before discharge of cargo tank ballast is undertaken，______．A.the deck isolating valve is openB.flue gas isolating valveC.blower suction valveD.blower discharge valve
考题
What is the purpose of pressure-vacuum relief valves ________．A.Regulation of discharge pressure from cargo pumpsB.Maintaining constant velocity in cargo linesC.Regulation of suction head on cargo pumpsD.To maintain a tank or void at atmospheric pressure
考题
You start a centrifugal cargo pump to discharge cargo．The pump works for a while and then loses suction．This could be caused by ______．A.The pump running backwardsB.Incomplete primingC.The discharge head being too highD.All of the above
考题
单选题What is a function of the wearing rings used in most centrifugal pumps?（）A
Absorb erosion of high velocity discharge streamB
Seal pump shaft against entry of airC
Isolate the discharge side from the suction sideD
Dampen the turbulent discharge flow
考题
单选题杂货船可以用自己的吊杆装卸货物。（）A
General cargo ships may load and discharge by her own winch.B
Bulk carriers may handle cargo by her own derricks.C
General cargo ships may load and discharge by her own derricks.D
General cargo ships may load and discharge by cranes.
考题
单选题The tentative cargo plan（）.A
eliminates confusion with the final stowage planB
shows the approximate amount of cargo to be loaded in each holdC
expedites the total operationD
requires an unproportional number of gang hours of work to discharge the cargo
考题
单选题What is a characteristic of all centrifugal cargo pumps? （）A
They are self-primingB
Decreasing the speed of rotation will decrease the discharge pressureC
Opening the discharge valve wider will increase the discharge pressureD
All of the above
考题
单选题（）means a plan developed to ensure the application of measures designed to protect the port facility and ships, persons, cargo, cargo transport units and ships stores within the port facility from the risks of a security incident.A
Ship security planB
Company security planC
Port facility security planD
National security plan
考题
单选题Which is wrong?（）.A
Dunnage is used to reduce broken spaceB
Dunnage is used to benefit ventilationC
Dunnage is used to segregate cargoD
Dunnage is used to protect cargo
考题
单选题重吊杆用于吊大的重件。（）A
Heavy derrick is used for lifting large heavy cargo.B
Derrick is used for lifting large heavy cargo.C
Heavy derrick is used for lifting dry bulk cargo.D
Derrick is used for lifting dry bulk cargo.
考题
单选题When fruit is carried as refrigerated cargo，the most frequent cause of its being infected at the discharge port is（）.A
leaks in the ship's refrigeration systemB
improper cleaning of the cargo spacesC
carriage at the wrong temperatureD
improper precooling of the cargo spaces
考题
单选题There we shall call at some ports（）and discharge some cargo.A
to loadingB
be loadingC
loadingD
to load
考题
单选题A relief valve for a cargo pump is generally installed（）.A
after the discharge valveB
between the pump and discharge valveC
after the suction valveD
between the pump and suction valve
考题
单选题An inert gas system installed on a tanker is designed to（）.A
aid in the stripping and cleaning of cargo tanksB
increase the rate of discharge of cargoC
force toxic and explosive fumes from a cargo tank to vent to the outside atmosphereD
lower the oxygen levels inside cargo tanks，making explosion nearly impossible
考题
单选题The total quantity of oil discharge into the sea（）for existing tankers 1/15000 of the total quantity of the particular cargo or which the residue formed a part（）.A
does not exceedB
should exceedC
should be up toD
should be no more than
考题
单选题A clause in the charter party requires a vessel’s owner to pay dispatch money when the vessel （）.A
changes berths to expedite loading or dischargingB
does not load and discharge its cargo in the time specifiedC
is not ready to load or discharge cargoD
loads and discharges its cargo in less time than specified
考题
单选题The valve on the discharge side of a cargo pump on a tanker will usually be a（）.A
butterfly valveB
spectacle valveC
check valveD
globe valve
考题
单选题Bonding cables are used during cargo transfer to（）.A
provide safe electrical power connection to barge equipmentB
keep the vessel from surging excessivelyC
prevent an accidental discharge of static electricityD
secure the cargo hose to a hatch when loading overall
考题
单选题Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift? （）A
The discharge is slow due to the size of the cargo and all the cranes working togetherB
The cargo discharge can be accomplished with controlled pendulationC
The cargo discharge can be performed in port or at anchorD
The cranes enable the handling of heavy cargos without shoreside assistance
考题
单选题0vercarring is best prevented by（）.A
assuring heavy cargo is stowed low in the vesselB
checking the vessel's load line calculations carefullyC
inspection of the hold at completion of dischargeD
stowing the cargo which is to be discharge last on the bottom
考题
单选题The combined fan discharge rate in an inert gas system is related to the（）.A
shoreside loading rateB
maximum cargo pump discharge rateC
boiler forced draft fan rateD
size of the largest cargo tank
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