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to phrases
sprawność f
chem. rendement m
math. efficacité f; efficience f
sprawność
: 72 phrases in 21 subjects
Accumulators2
Analytical chemistry2
Antennas and waveguides6
Automatic control1
Chemistry7
Construction6
Economy1
Education1
Electric motors4
Electric traction2
Electricity generation2
Electrochemistry6
Energy industry3
Environment2
General3
Lighting other than cinema10
Nuclear physics5
Social science3
Telecommunications1
Thermal Energy2
Vacuum tubes3

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