基本释义
相关例句
pressboard
2.The Electrical Properties and Their Application of Nomex Paper and Pressboard
3.The best process condition are presented bellow,the weight ratio of graphite to vitriol,potassium permanganate and ferric trichloride is 1.0 to 3.0 to 0.8 to 0.2.The reaction temperature and time are 50℃ and 60 minute respectively. Macerating the low sulfur graphite by 3% canesugar Borate,drying it in Low temperature,expanding it in 950℃,making it pressboard in the pressure of 10MPa.
