Iskani niz je bil najden v PREVODIH:
Fehlansprechen
en false response, faulty response, malfunction, spurious operation
Fehlbedienung
en faulty operation, faulty operator intervention, incorrect operation, malfunction, maloperation, misoperation, misuse situation, misuse, operating error, operator error, operator’s error, wrong operation
fehlerfrei
en aberrationless, accurate, accurately, blemish-free, clean, correct, debugged, defect-free, error-free, errorless, exact, fault-free, faultless, flawless, free from defects, free from errors, free of any defects, in perfect condition, non-defective, perfect, ready for operation, ready for start, ready for use, sound, trouble-free, uncorrupted, without an error, without errors, without faults, zero defect
fehlerfreie Funktion des Relaissystems
en correct operation of relay system