Air r bed 气床 ; 气褥 ; 气垫
mortar r bed 灰浆层
filter r bed 过滤层
minor r bed 枯水河床
upper r bed 上层
chair r bed 坐卧两用床
oyster r bed 牡蛎养殖场
aquifer r bed 含水层
turnover r bed 翻转床
river r bed placer 河床砂矿
Same with "Rollaway Bed" (R. W. B) A portable single bed which can accommodate an additional guest.
加床：与“可移动床（R.W.B）”同义。一只可移动的单人床，可供另一客人使。
The properties and components of pressure fluctuation signals in gas solid fluidized bed was dissected quantitatively by using power spectrum analysis, R/S analysis and chaos analysis.
应用功率谱分析、R/S分析、 混沌分析等对气固流化床压力波动信号的性质、 组成进行了定量解剖。
Foshan City baby health science and technology limited professional R & D and production of air mattress, health mattresses, bed mattress, heating mattress.
流佛山市贝贝健科技有限公司专业研发和生产空调床垫，保健床垫，冷暖床垫，水暖床垫。
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