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unit mass stresses
math.	единица массы; единичная масса
O&G	элементарная масса (Hubbert, 1953 MichaelBurov)

unit mass: 87 phrases in 26 subjects

Aerohydrodynamics	4
Analytical chemistry	2
Astronautics	9
Aviation	5
Construction	7
Ecology	2
Energy industry	3
General	4
Gyroscopes	1
Makarov	10
Materials science	1
Mathematics	4
Medical	1
Metrology	3
Military	4
Nanotechnology	1
Nuclear and fusion power	3
Oil / petroleum	4
Oilfields	1
Pharmacy and pharmacology	1
Physics	1
SAP	1
Seismology	2
Technology	11
Telecommunications	1
Water resources	1