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单词 vacuum chamber
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vacuum chamber
vacuum chamber n. a chamber designed to be emptied of air.
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society > occupation and work > workplace > workshop > [noun] > chamber empty of air
vacuum chambera1877
the world > matter > gas > air > [noun] > air-pressure > vacuum > chamber
vacuum chambera1877
doughnut1941
a1877 E. H. Knight Pract. Dict. Mech. III. 2687/2 Huffer..claims the use of exhaust steam from an engine to condense in a vacuum-chamber, and so raise water to turn a wheel.
1971 Materials & Technol. II. v. 230 A certain amount of water is evaporated from the clay as it passes through the vacuum chamber.
extracted from vacuumn.
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