你可能感興趣的試題

What type of electric motor is most commonly used on board ship?（）

A.non-synchronous electric motor
B.synchronous electric motor
C.fully enclosed electric motor
D.watertight electric motor

單項選擇題

Which of the following statements is not true concerning symptom of a fire in the scavenge air box?（）

A.an increase in the exhaust temperature of the affected cylinder
B.the turbocharger may surge
C.the explosion pressure in all cylinders will rise violently
D.smoke from the turbocharger air inlet filter will be seen