单项选择题
A.high flash point and high viscosity
B.low flash point and high viscosity
C.low heating value and high sulphur content
D.high heating value and low sulphur content
单项选择题 If the turbocharger failed on an auxiliary diesel engine, which of the following conditions would probably occur?（）
单项选择题 If a crankcase explosion occurs in a diesel engine, you should stop the engine and（）
单项选择题 Which of the following precautions must be taken if an electric immersion heater is used to keep the coolant in a diesel engine warm during the time the engine is secured?（）