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испытания при постоянной нагрузке stresses
el.	constant-load amplitude test
electr.eng.	constant-load amplitude test
qual.cont.	constant load test; steady load test
испытание при постоянной нагрузке
gen.	constant load test
meas.inst.	constant load testing (ssn); constant load trial (ssn); constant load test (ssn)
polym.	constant-load test
silic.	dead load test
tech.	steady-load test
transp.	steady load test

испытания при постоянной нагрузке: 4 phrases in 3 subjects

Electrical engineering	1
Oil / petroleum	1
Technology	2