указатель, индикатор, датчик
- acoustical indicator
- boom angle indicator
- dipstick liquid indicator
- entrained air indicator
- gas indicator
- gas pressure drop indicator
- jib angle indicator
- laser-sensing depth indicator
- lateral strain indicator
- level indicator
- leverarm deflection indicator
- liquid level indicator
- load indicator
- load-radius indicator
- radius indicator
- safe load indicator
- sight tube liquid level indicator
- water level indicator