单项选择题
A.less even torque B.higher cylinder head temperatures C.fewer power strokes per revolution D.greater weight/size requirements
A disadvantage of a four-stroke/cycle diesel engine is ...
单项选择题A disadvantage of a four-stroke/cycle diesel engine is （）
A.higher working temperature of piston and cylinder B.the use of scavenge ports C.fewer power strokes per revolution of the crankshaft D.part of the fuel is burned as the piston is moving away from top dead center
The cubic inch(or liter) displacement of a cylinder is ...
单项选择题The cubic inch(or liter) displacement of a cylinder is determined by the diameter of the piston and the （）
A.length of the crankshaft B.volume of the clearance space C.weight of piston D.length of the stroke
(Piston area)X(Piston stroke)K(numbers of the cylinders...
单项选择题(Piston area)X(Piston stroke)K(numbers of the cylinders)=engine（）
A.brake horsepower B.displacement C.cylinder volume D.cylinder clearance
