A.operated
B.made
C.run
D.done
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A.which
B.what
C.that
D.whose
A.in the case
B.in any case
C.in no case
D.in case
A.come from
B.come in
C.come out
D.come up
A.where is the trouble
B.where does the trouble
C.where the trouble lies
D.what is the trouble
A.whether
B.if
C.unless
D.till
最新試題
Which of the following items don’t belong to dock repair works?（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Flame failure in an automatically fired auxiliary boiler can from a/an （）
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?（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
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（）
Cold weather starting of a diesel engine may be made easier by（）
To proceed to the assistance of a ship in distress is（）