spark retard造句

Also new for 1992 was Acceleration Slip Regulation ( ASR ), a form of traction control which utilized the Corvette's brakes, spark retard, and throttle close-down to prevent excessive rear wheel spin and possible loss of control.
Let me quote a passage : " The secondary spark control diaphragm ( fig . 12 ) forces a quick, momentary spark retard while the distributor vacuum line, carburetor vacuum passages and primary spark control diaphragm are normalizing to the new pressure conditions which develop when the spark control valve closes the manifold vacuum passage in the carburetor ."
It's difficult to find spark retard in a sentence. 用spark retard造句挺难的