A、Feed back
B、Negative feed back
C、Close loop
D、Open loop
更多“（） control system is one in which the control action is independent of the output.”相关的问题
A、control air system B、forced draft air system C、supply air system D、ships service air system
A、a closed loop control system B、an open loop control system C、a boiler control system D、a steering gear control system
A、A.the system is manned manually B、B.the system is situated remotely from the operator C、C.the system is controlled automatically D、D.all the above
A、a closed loop control system B、an open loop control system C、a boiler control system D、a steering gear
A、a system with a Hydraulic Power Supply (HPS) unit B、a system with roller guides for exhaust valves C、a system with an electronically controlled Alpha Lubricator D、a system directly powered by electric motor
A、combustion control air system B、supply air system C、ships service air system D、low pressure deck air system
A、A.two position control B、B.signal speed floating control C、C.proportional control D、D.reset control
A、Automatic sprinkler system B、Steam smothering system C、Dry chemical system D、Carbon dioxide system
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