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to phrases
有效孔径
yǒuxiào kǒngjìng
stresses
el.
эффективное отверстие
mil.
эффективная апертура
tech.
диаметр действующего отверстия
有 效孔径
:
7 phrases
in 6 subjects
Antennas and waveguides
1
General
1
Geology
1
Photography
1
Polygraphy
1
Technology
2
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