Mountain school with students to introduce you to the bed assembly method: a combination of mattress from the back plate are connected by a hinge in order activity, sitting board, legs and feet four plate plate semi-floating mattress combination of multimedia and chairs, the back plate through a fixed fulcrum connection between the bed frame and the lower end of the back plate connecting branch pitch 2 to 20 cm multimedia chairs factory custom, the other three were floating plates were placed on the inside of the bed frame pivot tables and chairs Which multimedia Well, mattress drives connected via connecting rod and the back plate. To introduce you to the mountain school with chemistry laboratory equipment used: 11, jars :( inner wall is sanding) is commonly used in the full bloom of solid reagents, also can be used to wash the cylinder 12, there is a round-bottom flask ---- flasks, flat-bottomed flask used to do ① ② relatively large number of reactions between liquid gas generator device can also be used to do 13 flasks of liquid heating ①, ② can also be used to install a gas generator and a washing device can also be used ③ Titration by drip container. 14, evaporating dish is usually used in the solution of concentrated or dehydrated. Multimedia chairs manufacturers offer mountain school with the strongest _ _ Shandong multimedia chairs by Yongkang mountain school with Limited. Yongkang mountain school Co., Ltd (www.zjyksf.com) Zhejiang Jinhua, furniture leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In the mountain school with leadership staff warmly welcome all inquiries negotiations to create the mountain school with a better future.