问题描述：
[单选]
On most diesel engines， the governor controls the output speed by（）．
A．controlling the amount of fuel injected into the cylinders
B．varying the speed of the turbocharger
C．adjusting the compression ratio
D．changing the timing of the fuel injection camshaft
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答案解析：无
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上一篇：If fuel injection to a four-stroke/cycle diesel engine begins earlier than designed， ignition may be delayed because the（）．
下一篇：Which of the following devices is common to both mechanical and hydraulic governors？
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