To develop a practical PCR microfluidic chip system, the polymethylmethacrylate ( PMMA ) based continuous-flow PCR microfluidic chip system and its application technology was researched in this thesis. 为了开发一套实用的PCR微流控芯片系统,本论文对以PMMA(聚甲基丙烯酸甲酯(PMMA))为基底材料的连续流式PCR微流控芯片系统及其应用技术进行了研究。
Polymethylmethacrylate(PMMA) and calcium sulfate augmentation have been shown to be viable options for improving fixation; but have the potential disadvantages. 聚甲基丙烯酸甲酯(PMMA)和硫酸钙添加剂已被证明是可行的改善固定的方法,但都具有潜在的缺点。
Tension and bending fatigue tests were carried out to investigate the fatigue behavior of polymethylmethacrylate for edge attachment element at different temperatures. 研究了有机玻璃边缘连接元件在不同温度下的拉伸和弯曲疲劳特性。
In this article, the content of the remaining monomer in polymethylmethacrylate was determined by gas chromatography with simplicity, convenience, quickness and accuracy via the bromination method. 用气相色谱法测定聚甲基丙烯酸甲酯(PMMA)中残余单体含量。该方法简便、快速、准确,并克服了溴化法易使结果偏高的缺点。
Objective To evaluate the effect of pressure load of avascular necrosis of the femoral head ( ANFH ) by percutaneous injection of polymethylmethacrylate ( PMMA ). 目的探讨经皮穿刺骨水泥注射对缺血坏死股骨头压力负荷的影响。