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to phrases
principle of action
stresses
mech.eng., obs.
принцип активности
O&G, oilfield.
принцип действия
(машины механизма прибора)
principle of action:
20 phrases
in 8 subjects
Construction
3
Economy
1
Energy industry
1
Makarov
5
Mathematics
6
Mechanics
1
Robotics
1
Technology
2
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