PI control
alternative label: proportional + integral control
scope note: واپایش یکپارچه و تناسبی @fa
broader: two-term control
broader: proportional control
preferred label: واپایش پی.آی. @fa
type: Concept

proportional control
preferred label: واپایش تناسبی @fa
type: Concept
narrower: PI control

two-term control
preferred label: واپایش دوزمانه @fa
type: Concept
narrower: PI control