单选题If you are unable to stop a diesel engine by any other means，you should（）.Adischarge a CO2 extinguisher in the air inletBpull off the distributor capCsecure the jacket waterDsecure the starting air supply valve
单选题
If you are unable to stop a diesel engine by any other means，you should（）.
A
discharge a CO2 extinguisher in the air inlet
B
pull off the distributor cap
C
secure the jacket water
D
secure the starting air supply valve
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