单项选择题
A.Proportional controller B.Integral controller C.Derivative controller D.PID controller
The word “offset” most probably means（）A.predetermined ...
单项选择题The word “offset” most probably means（）
A.predetermined value B.measured value C.off-limit D.sustained deviation
TWO STEP CONTROLER ACTION is mainly（）A.proportional con...
单项选择题TWO STEP CONTROLER ACTION is mainly（）
A.proportional control B.integral control C.derivative control D.on-off control
In the event of failure of an auxiliary such as a lubri...
单项选择题In the event of failure of an auxiliary such as a lubricating pump, the standby pump is started and put on the line automatically“the line” in this sentence refers to（）
A.fuel manifold B.lubricating pipe line C.auxiliary engine pipe line D.generator output line
