[单选题]Which of the processes listed would be the most satisfactory method to use to lower the humidity of the air being circulated by an air conditioning system?
[单选题]To achieve the best possible separator, the interface must be located between the_____of the top disc and the disc stack.
[单选题]If a bilge pump is able to develop vacuum, but is unable to sufficiently pump out the bilges, you would check for all of the following EXCEPT ____.
[单选题]Thermocouple pyrometers are used on large, main propulsion diesel engines to indicate the temperature of the ____.
[单选题]Which of the listed items should be secured before performing any maintenance on a solenoid operated air start valve?
[单选题]To reduce the high _____of a petroleum based fuel of say 500 cSt to 180 cSt at 50℃，only a comparatively small amount of a diluent e.g. MDO is required.
[单选题]When replacing a part with a spare one, we should fill in the spare parts consume table in time and make a mark in brief for____
[单选题]It is often necessary to put an engine into ____ service with once or more cylinders cut out under emergency condition.