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Uživatel ToughSF na Twitteru: „Design an testing of tiny 0.3kg pump that uses reciprocating pistons to provide propellant at 50 bars pressure from tanks at only 3.5 bars, allowing for lighter engines
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OKU Hawaii Sand Filter System Diameter 500 mm with Aqua Plus 8 230 Volt Pump: Amazon.co.uk: Garden & Outdoors
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