A.butterfly valve
B.spectacle valve
C.check valve
D.globe valve
您可能感興趣的試卷
你可能感興趣的試題
A.cargo hatch
B.forecastle
C.steering engine
D.stern
A.crossover
B.runaround
C.come-along
D.manifold
A.exact quantity of the cargoes
B.grades of the cargoes
C.location of the delivery point(s)
D.name of the consignee(s)
A.one A-I
B.one B-I
C.one C-I
D.none required
A.allow sufficient oxygen in the tank to sustain life
B.prevent outside air from entering the tank
C.provide increase in cargo discharge pressure
D.comply with double hull pollution prevention regulations
最新試題
The valve on the discharge side of a cargo pump on a tank vessel will usually be a（）.
The number of rowing oars that must be carried in a motor-propelled open lifeboat on a cargo vessel is（）.
Which of the following statement(s) is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels? （）
When the dew point of the outside air is lower than or equal to the dew point of the air in the cargo hold，you should（）.
The permanent magnetism of a vessel may change in strength due to（）.
Which element(s) should be taken into account in the preparation of the “Cargo Securing Manual”?（）
When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery，check it（）.
The system of valves and cargo lines in the bottom piping network of a tank vessel that connects one section of cargo tanks to another section is called a（）.
Which is an example of cargo damage caused by inherent vice? （）
Which action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?（）