A.diesel oil instead of fuel oil
B.fuel oil instead of diesel oil
C.diesel oil instead fuel oil
D.fuel oil instead diesel oil
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A.the “ nip ”is zero
B.the “ nap ” is zero
C.the “ gap ”is correct
D.the “ clearance ” is correct
A.a closed loop control system
B.an open loop control system
C.a boiler control system
D.a steering gear
A.sliding bowl bottom
B.gravity disc
C.bowl
D.liquid level detector
A.sliding bowl bottom
B.gravity disc
C.separating disc
D.scum valve
A.turbine
B.screw
C.vaneejector
D.centrifugal
最新試題
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
Under MARPOL Code the ship to which it applies has to carry （）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The condensers located in various stages of a flash evaporator are cooled by（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
The main purpose of port State control is not to（）
The cetane rating of diesel fuel is an indication of the （）
（） is not installed on the main switchboar.