Anglais ⇄ Anglais Russe +

reference operating condition contraintes
métr.	нормальные условия эксплуатации (CRINKUM-CRANKUM)
Anglais glossaire
reference operating condition
métr.	The conditions under which the equipment was tested. Reference operating conditions are stipulated operating conditions for testing measurement equipment or the comparison of measured values. They are usually fixed reference values for the influence quantities which are acting upon the measurement equipment