Việt
thiết bị hiệu chỉnh
Anh
correction device
servo feed-back device
Đức
Tendenzeinrichtung
servogesteuerte Rueckmeldeeinrichtung
Pháp
dispositif de correction
servo feed-back
correction device,servo feed-back device /TECH,ENG-MECHANICAL/
[DE] Tendenzeinrichtung; servogesteuerte Rueckmeldeeinrichtung
[EN] correction device; servo feed-back device
[FR] dispositif de correction; servo feed-back