A.whether
B.if
C.unless
D.till
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A.Ours
B.Ours ship
C.Our’s ship
D.Our’s
A.sparking being taking place
B.to spark taking place
C.sparking to be taken place
D.sparking taking place
A.is due to
B.dues to
C.is because
D.is for
A.send
B.sends
C.was sent
D.were sent
A.any problem
B.some problem
C.any problems
D.some problems
最新試題
Under MARPOL Code the ship to which it applies has to carry （）
The condensers located in various stages of a flash evaporator are cooled by（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
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.
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
（） is not installed on the main switchboar.