（）can be used for carrying goods to the pointed place automatically.

A:Automatic belt B:Automatic conveyor C:Automatic Guided Vehicle D:Robot

A governor automatically controls engine speed by regulating _____.

A:fuel supply B:firing order C:engine load D:oil level

With VIT unit the timing of fuel injection of an engine can be regulated automatically according to the _____.

A:ship draft B:pitch C:engine load D:oil viscosity

The fuel supply system to an automatic auxiliary boiler, will be automatically shutdown if the boiler _____.

A:salinity is abnormally high B:steam demand is too high C:water level is abnormally low D:feedwater flow is low

When there is a flame failure in an automatically fired auxiliary boiler, the _____.

A:air supply is shut off B:fuel supply is shut off C:water supply is shut off D:safety valve lifts

Which of the listed operations will cause an automatically controlled refrigeration compressor to restart?

A:Closing of the solenoid valve B:Closing of the expansion valve C:An increase in the suction pressure D:Decreasing the suction pressure

An emergency diesel generator should automatically shut down in the event of ___________.

A:dangerous over-speeding B:a loss of lube oil pressure C:activation of the fixed CO2 system for the emergency generator space D:all of the above

Auxiliary diesel engines can be automatically shut down as a result of ___________.

A:low lube oil temperature B:low lube oil pressure C:high exhaust temperature D:high cooling water pressure

Burner ignition failure in an automatically fired auxiliary boiler would be caused by .

A:a burned out solenoid in the oil supply valve B:high temperature excess air C:incorrectly setting the hot-well dump valve D:an incorrectly positioned burner snubber realy

Flame failure in an automatically fired auxiliary boiler can from a/an _________.

A:incorrect electrode setting B:incorrect nozzle position C:clogged fuel nozzle D:broken high tension lead