With the crank in position in the engine, some measurements can be taken by a special bridge gauge and （）.

With four-stroke engines, it takes four revolutions of ...

单项选择题With four-stroke engines, it takes four revolutions of the crank shaft to make （） power stroke(s).

With （） unit the timing of fuel injection of an engine ...

单项选择题With （） unit the timing of fuel injection of an engine can be regulated automatically.

With supercharging a larger mass of air is supplied to ...

单项选择题With supercharging a larger mass of air is supplied to the cylinder by blowing it in under pressure, which is the best means to （） of the engine.