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случайные помехи stresses
adv.	noise
avia.	random interferences; random interference
el.	random disturbances
geophys.	incoherent data; random disturbance; random background noise
IT	random noise
oil	spurious noise
tech.	accidental jamming; random jamming
случайная помеха
geophys.	random disturbance; random noise

случайные помехи: 7 phrases in 5 subjects

British usage, not spelling	1
Mass media	2
Military	2
Oilfields	1
Technology	1