The startingspeed depends upon the type and size of the engine, its condition and the temperature of the air entering the engine.
起动转速取决于发动机的型号、大小和状态以及进入发动机的空气的温度。
2
The mixture must be of varying degrees of richness to suit engine operating conditions. It must be rich (have a higher percentage of fuel) for starting, acceleration, and high-speed operation.
Control strategy for engine running control such as starting, idling, smart power output, decrease fuel cut off, limp home and over-speed protection are designed.