ይገንቡ ወይም ኤሌክትሮሜካኒካል ማርሽ ወይም አሃዶች መቀየር, ለምሳሌ dynamometers ያህል እንደ, gyros, servomechanisms መዝገብ ድራይቮች, ጎማዎች actuators .
Dhis ama bedeli marsho ama unugyada korontada, sida tusaale ahaan dynamometers, gyros, servomechanisms record drives, taayirada actuators .