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单词 Dewar vessel
释义 Dewar vessel
 a container with an evacuated space between two walls that are highly reflective, capable of maintaining its contents at a near-constant temperature over relatively long periods of time; thermos. Also called Dewar, Dewar flask.
 [1900-05; named after Sir James DEWAR, its inventor]
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更新时间:2024/12/23 3:55:41