Couch - double floor bed.

• 1. 一种可兼做双层床铺船用沙发 [P] . 中国专利： CN212529992U . 2021-02-12
• 2. 一种180度翻转隐形沙发双层床 [P] . 中国专利： CN109124154A . 2019-01-04
• 3. Couch with withdrawable underframe for the conversion of the couch into a double bed. [P] . 德国专利： DE1602546U . 1950-03-02

  机译： 带有可抽出底架的沙发，可将沙发床变成双人床。

• 4. Double - couch bed. [P] . 德国专利： DE1833734U . 1961-06-29

  机译： 双人沙发床。

• 5. Foot supporting surface for a couch can be folded out to form a double bed. [P] . 德国专利： DE1635613U . 1952-03-13

  机译： 沙发的脚支撑表面可以折叠成一张双人床。

• 1. Numerical simulation and control of welding distortion for double floor structure of high speed train [J] . Wen-Chao Dong, Shan-Ping Lu, Hao Lu, 力学学报：英文版 . 2014,第006期
• 2. Application of the coal mine floor rating (CMFR) to assess the floor stability in a Central Appalachian Coal Mine [J] . Sena Cicek, Ihsan Berk Tulu, Mark Van Dyke, 矿业科学技术（英文版） . 2021,第001期
• 3. Application of the coal mine floor rating(CMFR)to assess the floor stability in a Central Appalachian Coal Mine [J] . Sena Cicek, Ihsan Berk Tulu, Mark Van Dyke, 矿业科学技术学报：英文版 . 2021,第001期
• 4. Effect of pelvic floor rehabilitation technique in preventing the postpartum pelvic floor dysfunction [J] . Shi-Qiong Li, Li-Na Liu, Qing Gou, 海南医科大学学报（英文版） . 2017,第004期
• 5. UNDERSTANDING THE BENEFITS OF A SUCTION COUCH DOUBLE DOCTOR [C] . Kevin J. MacDonald Conference on engineering papermakers : Forming bonds for better papermaking . 1997
• 6. Investigation of the Dosimetric Impact of Patient Immobilization Deviceand Treatment Couch Structures in Prone Breast Radiation Therapy [D] . Lau, Amy. 2020
• 7. The state and the profession: the politics of the double bed. [O] . R Klein 1990
• 8. The state and the profession: the politics of the double bed. [O] . Klein, R 1990

• 1. 昆士兰马唐（Blue couch,Queensland blue cou couch） [J] . . 草原与草坪 . 2002,第4期
• 2. 阴双层床混入阳树脂的判断和处理措施 [C] . 刘晓英 ,吴雪梅 . 第二十二届全国大型合成氨装置技术年会 . 2015
• 3. 基于网络平台的“沙发客”旅游体验研究——以“沙发客网”为例 [A] . 薛媛 . 2012