[单选题]The port state control inspection is carried out on the basis of the following international conventions. Among them, which one was not set by IMO?
[单选题]If an auxiliary diesel engine coolant temperature is higher than normal, but the thermostat is determined not to be detective, you would suspect a/an _______.
[单选题]Which of the following data about the operating diesel generators may not be recorded by the duty engineer officer?
[单选题]A spring-loaded centrifugal flyweight governor responds to reduced engine load with an immediate increase in ______.
[单选题]If a refrigeration compressor is running continuously without lowering temperature in the refrigerator, the trouble may be:
[单选题]Electrical supply is always needed even if only for lighting so after a ship goes into service it is extremely rare for the main bus-bars to be dead, it therefore follows that the bus-bars are continuously alive ___ the life of the ship.
[单选题]Large marine diesel engines of crosshead construction generally have two systems of lubrication,______for cylinders and ______ for the running gear and cooling the pistons.