“door closer”的概念、定义、翻译、参考文献-科学参考

单词	door closer
释义	door closer [`dȯr ´klōz·ǝr] ^{DESIGN ENGINEERING} 1. A device that makes use of a spring for closing, and a compression chamber from which liquid or air escapes slowly, to close a door at a controlled speed. Also known as door check. 2. In elevators, a device or assembly of devices which closes an open car or hoistway door by the use of gravity or springs.
随便看	hydrometallurgy hydrometamorphism hydrometeor hydrometeorology hydrometer Hydrometridae hydrometrograph hydrometry hydromica hydromorphic hydronephrosis hydronic heating hydronic radiation hydronium ion HYDROPAC hydropathy hydropericardium Hydrophiidae hydrophile-lipophile balance hydrophilic Hydrophilidae hydrophilite Hydrophiloidea hydrophilous hydrophobia

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