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
When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery，check it（）.
When referring to dry bulk cargoes，the term “flow state”（）.
When considering a vessel’s stability，which spaces in a general cargo vessel are the best locations for the carriage of bulk grain? （）
Which of the following is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels? （）
The primary objective of a Ro-Ro vessel is to（）.
When commencing cargo operations on a container ship，one cell at a hatch is generally discharged completely (to the bottom of the ship) before removing any containers from the adjoining cells to（）.
Which method is used to supply inert gas from a flue gas system to the cargo tanks?（）
Which of the following statement(s) is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels? （）
The purpose of inert gas systems aboard tank vessels is to（）.
Which factor must be considered when determining the order of loading of dissimilar products through the same piping system aboard a tanker? （）