nailhead
钉头
常用释义
英音[ ˈneɪlhed ]
美音[ ˈneɪlˌhed ]
基本释义
- n. 钉头；钉头状装饰
例句
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1·In the long-term operation of atmospheric and vacuum heat furnace that use vacuum heavy oil as fuel, thesurface of nailhead furnace tube in the convection chamber was seriously deposited.以减压渣油为燃料的常减压加热炉在长期生产运行过程中， 对流室钉头炉管表面结垢严重。