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начальная ось stresses
astronaut.	reference axis
auto.	datum line
automat.	datum
mil., tech.	datum axis
tech.	basic axis; initial axis

начальная ось: 25 phrases in 16 subjects

Aerohydrodynamics	1
Astronautics	2
Business	1
Economy	1
Education	2
Electronics	1
Energy industry	2
General	1
Information technology	1
Law	3
Makarov	1
Mathematics	3
Oil / petroleum	2
Quality control and standards	2
Technology	1
Telecommunications	1