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adjustable port | |||
gated opening | |||
adjustable aperture | |||
variable orifice | |||
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adjustable mouth |
регулируемое отверстие : 20 phrases in 11 subjects |
Aerohydrodynamics | 1 |
Animal husbandry | 1 |
Automated equipment | 2 |
Firefighting and fire-control systems | 1 |
Hydrology | 1 |
Makarov | 4 |
Military | 1 |
Mining | 2 |
Oil / petroleum | 1 |
Technology | 3 |
Transport | 3 |