рівень рідини в двигуні
engine capacity / engine power, engine output
fluid level gauge
fluid level bubble assembly
engine fluid (coolant)
engine fluid system
fluid amplifier control engine test program
organic-fluid engine
depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance
surveyor's level (surveying level, tbc)
engine oil level indicator
reaction engine / motor (jet engine)
rotary engine (Wankel engine)
engine ground run / engine test
engine oil reservoir / engine oil tank
airbreathing jet engine / ducted jet engine
actuating fluid pressure
fluid offensive operation
special fluid vehicle
jet of fluid
damping fluid
agrol fluid
anti-icer fluid
hydraulic-brake fluid
fluid coupling
fluid friction
fluid low
fluid tank
fluid-operated
fluid-operated controller
fluid-tight
fluid-tight contact
ethyl fluid