When restarting a heavy fuel diesel engine that has been stopped for some time, the engine should（）<br>A:increase the starting air pressure<br>B:use a higher than normal cranking speed<br>C:increase the fuel injection pressure<br>D:use a fuel having a lower ignition temperature

When restarting a heavy fuel diesel engine that has been stopped for some time, the engine should（）
A:increase the starting air pressure
B:use a higher than normal cranking speed
C:increase the fuel injection pressure
D:use a fuel having a lower ignition temperature

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