英语词汇“crown valve”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	crown valve
释义	Definition of crown valve in English: crown valve noun Engineering A valve in which a curved cover lies over an outlet in such a way that steam or other fluid can enter the outlet only when this cover is raised above its seat. Origin Mid 19th century; earliest use found in John Scott Russell (1808–1882), engineer and naval architect. Definition of crown valve in US English: crown valve noun Engineering A valve in which a curved cover lies over an outlet in such a way that steam or other fluid can enter the outlet only when this cover is raised above its seat. Origin Mid 19th century; earliest use found in John Scott Russell (1808–1882), engineer and naval architect.
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更新时间：2024/12/23 4:04:10