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.
A committee (or commission) is a type of small deliberative assembly that is usually intended to remain subordinate to another, larger deliberative assembly. When a larger assembly meets as a committee to discuss or debate, this is called a  committee of the whole . standing committee is a subunit of a political or deliberative body established in a permanent fashion to aid the parent assembly in accomplishing its duties.