шумовий захист зон випробування двигунів
engine ground run / engine test
engine capacity / engine power, engine output
noise floor; noise level
flyover noise test
noise certification test
noise test
test noise
test noise measurement point
rear area protection and defense
shear test / shearing test
stall test / stalling test
actual engine test
dynamometer engine test bed
laboratory engine test
laboratory test engine method
engine-icing test
engine rig test
engine service life test
engine test
inflight engine test
fluid amplifier control engine test program
reaction engine / motor (jet engine)
rotary engine (Wankel engine)
engine oil reservoir / engine oil tank
airbreathing jet engine / ducted jet engine
battery test area
engine run-up area
engine start-up area
potential danger area (trouble area)
hazard area / hazardous area
killing area / kill area
open area danger area