changeable gain proportional integral differential controller
3 He proportional counter
3He proportional counter
4π flow-gas proportional counter
4πβ proportional counter
A method of proportional equation
AC proportional and resonant regulator
adaptive proportional combination algorithm
adaptive proportional fairness
adjustment proportional factor
air proportional EGR system
Amendatory Proportional Navigation with Variable Coefficient
Augmented Proportional Navigation
Augmented Proportional Navigation Guidance Law APN
Automatic ceramic powder storing and continuous proportional weighing
base proportional driving circuit
BF3 proportional counter
BF8 proportional counter
bias in proportional control