A mechanical system consists of (i) a power source and actuators that generate forces and movement, (ii) a system of mechanisms that shape the actuator input to achieve a specific application of output forces and movement, and (iii) a controller with sensors that compares the output to a performance goal and then directs the actuator input.
Committee with a continued existence, formed to do its assigned work on an ongoing basis. Budget and finance committees generally are standing committees. See also ad hoc committee.
committee. 1  a person or group of persons elected or appointed to perform some service or function, as to investigate, report on, or act upon a particular matter. 2  standing committee. 3  Law. an individual to whom the care of a person or a person's estate is committed.