The burning of the fuel adds more heat to the air charge, causing it to expand and force t

The burning of the fuel adds more heat to the air charge, causing it to expand and force the engine piston to do work on the crankshaftWhat does “it” mean in this sentence？

A.the burning

B.the fuel

C.the air charge

D.the engine piston

请帮忙给出正确答案和分析，谢谢！

您可能感兴趣的试题

The selection of an oil depends _____ on the operating conditions, the design of the engine and the type of fuel to be burned.

答案解析
The efficient burning of fuel in a diesel engine is dependent upon the ______.A.temperatur

答案解析
The ability of a fuel particle to travel into the combustion chamber before burning is cal

答案解析
Which of the following is NOT true about the attack at the fuel tanks？A．The large fuel tan

答案解析
If fuel is burned from only the starboard tanks, the ship will _____.A.go down by the head

答案解析
Air in the fuel lines to the fuel injection nozzles of a diesel engine will cause the engi

答案解析
A.The caravan was burned.B.The windows of the bank were blown out.C.The contents of th

答案解析