皇帝所用的床。唐鼓吹署掌置龙床，见《新唐书·百官志三》。旧题唐冯贽云《仙杂记十·龙床》：“韩志和有道术，宪宗时，献一龙床，坐则鳞、鬣爪、角皆动。
尼龙床单 nylon bed-sheet
龙门刨床 double Haas planer ; planer ; [机] double housing planer ; planing machine
龙门铣床 [机] plano milling machine ; [机] planomiller ; planer type milling machine ; milling planer
龙门剪床 [机] square shears ; guillotine
双柱龙门刨床 [机] double column planing machine ; double housing planer ; closed double housing planer
双柱龙门铣床 double-column planer-miller ; [机] double column planer milling machine
龙门磨床 [机] planogrinder
数控龙门铣床 numerical control plano milling machine ; CNC Gantry Milling Machine
龙门钻床 planer drilling machine
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