Electrically operated safety devices on auxiliary diesel engines function to stop the engine by ().
A、increasing the volume of intake air
B、shutting off the fuel supply
C、increasing the engine back pressure
D、over-speeding the engine
A、increasing the volume of intake air
B、shutting off the fuel supply
C、increasing the engine back pressure
D、over-speeding the engine
A、over an electrically heated platinum filament B、where it is mixed with nitrogen C、where it is ignited by a sparking device D、where its specific gravity is measured
A、operator+有两个参数,operator*有两个参数 B、operator+有两个参数,operator*有一个参数 C、operator+有一个参数,operator*有两个参数 D、operator+有一个参数,operator*有一个参数
A、mv /home/operator . B、mv /home/operator/* . C、mv /home/operator ../.. D、mv /home/operator/all ../home/operator
A、Electrically non-conductive B、Relatively inexpensive C、Effective against chemicals containing an oxidizer D、All of the above