polymethyl methacrylate (pmma) meaning in English

聚甲基丙烯酸甲脂；压克力；亚加力

By mingling these four kinds of compounds with the monomer ( mma ) of polymethyl methacrylate , respectively , we prepared metal phthaloyanine / polymethyl methacrylate ( pmma ) composite materials which have nonlinear optical properties
分别将四种化合物掺入聚合物单体( mma )中，制备出具有非线性光学性质的金属酞菁/聚甲基丙烯酸甲酯( pmma )复合材料。
Then based on the principle for pcr , 20 - cycle continuous - flow pcr is designed using cad software . to the designed 20 - cycle continuous - flow pcr chip , a krf excimer laser ( direct write method ) is adopted as the fabrication technology , and the polymethyl methacrylate ( pmma ) is selected as the substrate . so the appearances of pmma surface etched before and after by 248nm excimer laser under different incident fluences are analyzed using sem
为此在应用扫描电镜和三维形貌分析仪对pmma表面被准分子激光刻蚀前后的形貌、刻蚀粗糙度以及单脉冲刻蚀率等进行详细分析的基础之上,总结出了准分子激光刻蚀pmma的宏观规律和微观刻蚀机制,提出了一种准分子激光刻蚀pmma的是光热光化学以及羽辉共同作用的理论解释。