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- A graded-index(GI)plastic rod was prepared by interfacial-gelpolymerization，in which polymerization was performed in a PMMA tube and bromobenzene(BB)was used as a higher refractive index molecule. 本文研究了通过界面凝胶聚合法制备折射率呈梯度型(GI)分布的塑料光纤棒，以溴苯(BB)作为高折射率掺杂单体。
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- He held the test tube in his hand thoughtfully. 他沉思地把试管拿在手里。
- I must buy a tube of toothpaste. 我必须买一支牙膏。
- This tube is flexible but tough. 这管子柔软但很坚固。
- A glass tube for enclosing the flame of a lamp. 玻璃灯罩围住灯的火焰的玻璃管
- Apply solution to the tube and allow to become tacky. 在内胎上涂抹胶水并让它发粘。
- The tube was sealed off by fusing the material together. 管子以熔合管端的方法封闭起来了。
- He slipped the telescope into a steel tube. 他将望远镜收进一根钢管内。
- The tube is sealed at both ends. 这管子两端是密封的。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- Suck on the tube to draw up the water. 用管子把水吸上来。
- She bought a tube of toothpaste. 她买了一管牙膏。
- PMMA tube 有机玻璃圆管
- A tube with a very small internal diameter. 毛细管一根内径十分细小的管子
- His wife travels to the office by tube every morning. 她妻子每天早晨乘地铁去办公室上班。
- An electron tube having a cathode and an anode. 电子二极管有一个阳极和一个阴极的电子管
- The fluorescence for PMMA: Na 3Eu(DPA) 3 was determined. 采用加热方法将Na3Eu(DPA) 3掺入PMMA树脂中 ,制成发光塑料树脂 ,并测定了其发光性能。
- Be familiar with plastic and metal materials, know PMMA plus. 熟悉各种塑胶材料及金属，尤其PMMA塑胶材料者优先。
- PPS was toughening modified by using PMMA organic rigid particles. 摘要采用有机刚性粒子聚甲基丙烯酸甲酯(PMMA)增韧改性聚苯硫醚(PPS)。
